| Field code | P_DNA_B1 |
| Field description | Patient DNA-B, 1st allele |
| Field type | Alphanumeric Length: 20 |
| Field rule | Values according to WHO nomenclature _ see note 3 in the appendix |
| Dictionary field | HLA-B (molecular) (HLA-B molecular result per WHO nomenclature) |
| EMDIS messages |
ALM_REQ PAT_UPD |
| WMDA XML fields related to dictionary field |
B(HLA-B) |