| parent | A2 B | LP17798-7 |
| child | A2 B Ab | Serum | Blood bank | LP398258-6 |
| child | A2 B Ab | Blood product unit | Blood bank | LP398260-2 |
| child | A2 B Ab | Donor | Blood bank | LP398262-8 |
| STATUS | DEPRECATED |
| PartDisplayName | en-US | A2 B Ab |
| DisplayName | en-US | A2 B Ab |
LOINC Version: 2.81