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This document provides guidance on how to implement SNOMED CT postcoordinated expressions within a healthcare environment. A range of factors need to be considered, depending on what tasks are being performed. For example, implementations may require expressions to be authored, parsed, validated, stored, displayed, exchanged, classified or queried.

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Executive Summary

1. Introduction

2. SNOMED CT Expressions

3. System Components

4. Expressions in the EHR

5. Expressions in a Terminology Server


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