Data Management with FHIR 0.1.0 - ci-build

Data Management with FHIR - version de développement local (intégration continue v0.1.0) construite par les outils de publication FHIR (HL7® FHIR® Standard). Voir le répertoire des versions publiées

## Logical Model: OMOPDrugEra - JSON Profile

Draft as of 2026-04-16

JSON representation of the OMOPDrugEra logical model.

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    {
      "resourceType" : "StructureDefinition",
      "id" : "OMOPDrugEra",
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Narratif généré : DéfinitionStructure OMOPDrugEra</b></p><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Le nom logique de l'élément\">Nom</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Informations sur l'utilisation de l'élément\">Drapeaux</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Nombre minimum et maximum de fois que l'élément peut apparaître dans l'instance\">Card.</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px; width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Référence au type de l'élément\">Type</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Informations supplémentaires sur l'élément\">Description et contraintes</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64, \" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra\" title=\"A Drug Era is defined as a span of time when the Person is assumed to be exposed to a particular active ingredient. A Drug Era is not the same as a Drug Exposure: Exposures are individual records corresponding to the source when Drug was delivered to the Person, while successive periods of Drug Exposures are combined under certain rules to produce continuous Drug Eras.\">OMOPDrugEra</a><a name=\"OMOPDrugEra\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://build.fhir.org/types.html#Base\">Base</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug Era OMOP Table<br/><span style=\"font-weight:bold\">Les instances de ce modèle logique peuvent être la cible d'une référence</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Type de donnée primitif\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.drug-era-id\" title=\"Drug Era Identifier\">drug_era_id</a><a name=\"OMOPDrugEra.drug_era_id\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug Era Identifier</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_reference.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Référence à une autre ressource\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.person-id\" title=\"Person\">person_id</a><a name=\"OMOPDrugEra.person_id\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/references.html\">Reference</a>(<a href=\"StructureDefinition-OMOPPerson.html\">Person OMOP Table</a>)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Person</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_reference.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Référence à une autre ressource\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.drug-concept-id\" title=\"The Concept Id representing the specific drug ingredient.\">drug_concept_id</a><a name=\"OMOPDrugEra.drug_concept_id\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/references.html\">Reference</a>(<a href=\"StructureDefinition-OMOPConcept.html\">Concept OMOP Table</a>)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Type de donnée primitif\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.drug-era-start-date\" title=\"Drug Era Start Date\">drug_era_start_date</a><a name=\"OMOPDrugEra.drug_era_start_date\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#date\">date</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug Era Start Date</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Type de donnée primitif\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.drug-era-end-date\" title=\"Drug Era End Date\">drug_era_end_date</a><a name=\"OMOPDrugEra.drug_era_end_date\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#date\">date</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug Era End Date</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Type de donnée primitif\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.drug-exposure-count\" title=\"Drug Exposure Count\">drug_exposure_count</a><a name=\"OMOPDrugEra.drug_exposure_count\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Drug Exposure Count</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Type de donnée primitif\" class=\"hierarchy\"/> <a href=\"StructureDefinition-OMOPDrugEra-definitions.html#OMOPDrugEra.gap-days\" title=\"Gap Days\">gap_days</a><a name=\"OMOPDrugEra.gap_days\"> </a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Gap Days</td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Légende pour ce format\"><img src=\"data:image/png;base64, \" alt=\"doco\" style=\"background-color: inherit\"/> Documentation pour ce format</a></td></tr></table></div>"
      },
      "extension" : [
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
          "valueCode" : "can-be-target"
        }
      ],
      "url" : "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPDrugEra",
      "version" : "0.1.0",
      "name" : "OMOPDrugEra",
      "title" : "Drug Era OMOP Table",
      "status" : "draft",
      "date" : "2026-04-16T14:35:38+00:00",
      "publisher" : "AP-HP",
      "contact" : [
        {
          "name" : "AP-HP",
          "telecom" : [
            {
              "system" : "url",
              "value" : "https://aphp.fr"
            }
          ]
        }
      ],
      "description" : "A Drug Era is defined as a span of time when the Person is assumed to be exposed to a particular active ingredient. A Drug Era is not the same as a Drug Exposure: Exposures are individual records corresponding to the source when Drug was delivered to the Person, while successive periods of Drug Exposures are combined under certain rules to produce continuous Drug Eras.",
      "jurisdiction" : [
        {
          "coding" : [
            {
              "system" : "urn:iso:std:iso:3166",
              "code" : "FR"
            }
          ]
        }
      ],
      "fhirVersion" : "4.0.1",
      "kind" : "logical",
      "abstract" : false,
      "type" : "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPDrugEra",
      "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Base",
      "derivation" : "specialization",
      "snapshot" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
            "valueString" : "4.0.1"
          }
        ],
        "element" : [
          {
            "id" : "OMOPDrugEra",
            "path" : "OMOPDrugEra",
            "short" : "Drug Era OMOP Table",
            "definition" : "A Drug Era is defined as a span of time when the Person is assumed to be exposed to a particular active ingredient. A Drug Era is not the same as a Drug Exposure: Exposures are individual records corresponding to the source when Drug was delivered to the Person, while successive periods of Drug Exposures are combined under certain rules to produce continuous Drug Eras.",
            "min" : 0,
            "max" : "*",
            "base" : {
              "path" : "Base",
              "min" : 0,
              "max" : "*"
            },
            "isModifier" : false
          },
          {
            "id" : "OMOPDrugEra.drug-era-id",
            "path" : "OMOPDrugEra.drug_era_id",
            "short" : "Drug Era Identifier",
            "definition" : "Drug Era Identifier",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.drug_era_id",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "integer"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.person-id",
            "path" : "OMOPDrugEra.person_id",
            "short" : "Person",
            "definition" : "Person",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.person_id",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "Reference",
                "targetProfile" : [
                  🔗 "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPPerson"
                ]
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-concept-id",
            "path" : "OMOPDrugEra.drug_concept_id",
            "short" : "Drug",
            "definition" : "The Concept Id representing the specific drug ingredient.",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.drug_concept_id",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "Reference",
                "targetProfile" : [
                  🔗 "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPConcept"
                ]
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-era-start-date",
            "path" : "OMOPDrugEra.drug_era_start_date",
            "short" : "Drug Era Start Date",
            "definition" : "Drug Era Start Date",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.drug_era_start_date",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "date"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-era-end-date",
            "path" : "OMOPDrugEra.drug_era_end_date",
            "short" : "Drug Era End Date",
            "definition" : "Drug Era End Date",
            "min" : 1,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.drug_era_end_date",
              "min" : 1,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "date"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-exposure-count",
            "path" : "OMOPDrugEra.drug_exposure_count",
            "short" : "Drug Exposure Count",
            "definition" : "Drug Exposure Count",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.drug_exposure_count",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "integer"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.gap-days",
            "path" : "OMOPDrugEra.gap_days",
            "short" : "Gap Days",
            "definition" : "Gap Days",
            "min" : 0,
            "max" : "1",
            "base" : {
              "path" : "OMOPDrugEra.gap_days",
              "min" : 0,
              "max" : "1"
            },
            "type" : [
              {
                "code" : "integer"
              }
            ]
          }
        ]
      },
      "differential" : {
        "element" : [
          {
            "id" : "OMOPDrugEra",
            "path" : "OMOPDrugEra",
            "short" : "Drug Era OMOP Table",
            "definition" : "A Drug Era is defined as a span of time when the Person is assumed to be exposed to a particular active ingredient. A Drug Era is not the same as a Drug Exposure: Exposures are individual records corresponding to the source when Drug was delivered to the Person, while successive periods of Drug Exposures are combined under certain rules to produce continuous Drug Eras."
          },
          {
            "id" : "OMOPDrugEra.drug-era-id",
            "path" : "OMOPDrugEra.drug_era_id",
            "short" : "Drug Era Identifier",
            "definition" : "Drug Era Identifier",
            "min" : 1,
            "max" : "1",
            "type" : [
              {
                "code" : "integer"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.person-id",
            "path" : "OMOPDrugEra.person_id",
            "short" : "Person",
            "definition" : "Person",
            "min" : 1,
            "max" : "1",
            "type" : [
              {
                "code" : "Reference",
                "targetProfile" : [
                  🔗 "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPPerson"
                ]
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-concept-id",
            "path" : "OMOPDrugEra.drug_concept_id",
            "short" : "Drug",
            "definition" : "The Concept Id representing the specific drug ingredient.",
            "min" : 1,
            "max" : "1",
            "type" : [
              {
                "code" : "Reference",
                "targetProfile" : [
                  🔗 "https://aphp.github.io/IG-fhir-dm/StructureDefinition/OMOPConcept"
                ]
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-era-start-date",
            "path" : "OMOPDrugEra.drug_era_start_date",
            "short" : "Drug Era Start Date",
            "definition" : "Drug Era Start Date",
            "min" : 1,
            "max" : "1",
            "type" : [
              {
                "code" : "date"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-era-end-date",
            "path" : "OMOPDrugEra.drug_era_end_date",
            "short" : "Drug Era End Date",
            "definition" : "Drug Era End Date",
            "min" : 1,
            "max" : "1",
            "type" : [
              {
                "code" : "date"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.drug-exposure-count",
            "path" : "OMOPDrugEra.drug_exposure_count",
            "short" : "Drug Exposure Count",
            "definition" : "Drug Exposure Count",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "integer"
              }
            ]
          },
          {
            "id" : "OMOPDrugEra.gap-days",
            "path" : "OMOPDrugEra.gap_days",
            "short" : "Gap Days",
            "definition" : "Gap Days",
            "min" : 0,
            "max" : "1",
            "type" : [
              {
                "code" : "integer"
              }
            ]
          }
        ]
      }
    }