| parent | Vitamin D | LP31696-5 |
| child | Calcitriol | Serum or Plasma | Chemistry - non-challenge | LP385194-8 |
| parent | Vitamins | LP31395-4 |
| child | Calcitriol | Serum or Plasma | Chemistry - challenge | LP410537-7 |
| PartDisplayName | en-US | Calcitriol |
| DisplayName | en-US | Calcitriol |
LOINC Version: 2.77
FHIR