| parent | Thyroxine.free | LP29119-2 |
| child | Thyroxine (T4) free [Mass/volume] in DBS | 53349-7 |
| child | Thyroxine (T4) free [Moles/volume] in DBS | 53350-5 |
| STATUS | NotStated |
| PartDisplayName | en-US | Thyroxine free | DBS | Chemistry - non-challenge |
LOINC Version: 2.78