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  • SNOMED CT Document Library
  • Practical Guides
  • Specifications
  • Implementation Guides
  • User Guides
  • SNOMED CT Release File Specification
  • Introduction
  • Logical Model
    • High Level Logical Model of SNOMED CT
    • Representation of the Logical Model
    • Concept Definitions
  • Release Types, Packages and Files
    • Overview
    • Common Features of All Release Files
    • Release Types
    • Naming Conventions for Release Packages and Files
    • Release Package Contents
  • Component Release File Specification
    • Overview
    • Associations Between Release Files
    • File Format Specifications
    • Metadata Hierarchy
  • Reference Set Release File Specification
    • Overview
    • Basic Reference Set Member File Format
    • Extending the Basic Reference Set Member File Format
    • Naming Conventions for Reference Sets
    • Metadata Supporting Reference Sets
    • Reference Set Types
  • SNOMED CT Identifiers
    • Overview
    • SCTID Data Type
    • SCTID Representation
    • SCTID Constraints
    • Check-digit
    • Partition Identifier
    • Namespace-Identifier
    • Item-Identifier Digits
    • Example SNOMED CT identifiers
    • The Namespace Hierarchy
  • Appendices
    • Appendix A: Notes on Release File Changes
    • Appendix B. Specification Reference Information
      • A
      • B
        • Boolean (data type)
      • C
      • D
      • E
      • I
      • K
      • L
      • M
      • O
      • Q
      • R
      • S
      • T
      • U
      • V
      • W
    • Appendix C. Unicode UTF-8 encoding
    • Appendix D: Concept Definition Illustrations
    • Appendix E: Concept Enumerations
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