description: The fields needed to represent the Substance Control of Materials to be included under the eCTD 3.2.S.2.3 heading. References Sponsor Organization and Drug Substance Materials. package_name: hl7.fhir.us.pq derivation: constraint name: EctdComposition32S23 type: Composition elements: identifier: {mustSupport: true, index: 0} status: pattern: {type: Code, value: final} index: 1 type: pattern: type: CodeableConcept value: coding: - {code: ich_3.2.s.2.3, system: 'http://terminology.hl7.org/temporary-uri/codeSystem/ICH-context-of-use', display: Control of Materials} index: 2 subject: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pqcmc-routine-drug-substance'] index: 3 author: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/cmc-organization'] index: 4 title: {mustSupport: true, index: 5} section: mustSupport: true index: 6 elements: entry: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pqcmc-quality-specification'] index: 7 required: [entry] package_version: cmc-fda-1.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/ectd-composition-32s23 base: http://hl7.org/fhir/StructureDefinition/Composition version: 1.0.0 required: [section, subject]