| parent | Calcium.ionized | LP15458-0 |
| child | Calcium.ionized/Calcium.total | Blood | Chemistry - non-challenge | LP385984-2 |
| child | Calcium.ionized/Calcium.total | Serum or Plasma | Chemistry - non-challenge | LP385985-9 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Calcium.ionized/Calcium.total |
| DisplayName | en-US | Calcium.ionized/Calcium.total |
LOINC Version: 2.81