Coding 
extension 
system version code display 
userSelected Documentation for this formatThis is the set of resources that conform to both TW Coding (https://twcore.mohw.gov.tw/ig/twcore/StructureDefinition/Coding-tw) and TW Coding (https://twcore.mohw.gov.tw/ig/twcore/StructureDefinition/Coding-tw).
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Coding | 0..* | 由專門術語系統（terminology system）定義的代碼 | ||
| extension | 0..* | Extension | 擴充的資料項目 | |
| system | SΣ | 0..1 | uri | 專門術語系統（terminology system）的識別 |
| version | Σ | 0..1 | string | 系統的版本—如果相關的話 |
| code | SΣ | 0..1 | code | 系統定義的語法之符號 |
| display | SΣ | 0..1 | string | 由系統定義的表示法 |
| userSelected | Σ | 0..1 | boolean | 此編碼是否由使用者直接選擇？ |
| Documentation for this format | ||||