| parent | Beta blockers | LP18062-7 |
| child | Metoprolol | Serum or Plasma | Drug toxicology | LP389276-9 |
| child | Metoprolol | Urine | Drug toxicology | LP389277-7 |
| parent | Beta blockers | LP18062-7 |
| child | Metoprolol | Dose | Drug doses | LP392247-5 |
| PartDisplayName | en-US | Metoprolol |
| DisplayName | en-US | Metoprolol |
LOINC Version: 2.77
FHIR