| Field identifier | HLA-A-SER-FIELD1 | 
| Field description | HLA-A, 1st antigen | 
| Element type | HLAType | 
| Field type | hlaSerFieldsType | 
| Required | Dependent | 
| Length | 5 | 
| Comment | Element within the element SER | 
| Dictionary field | HLA-A (serological) (HLA-A serology result per WHO nomenclature) | 
| EMDIS fields related to dictionary field | CB_A1 CB_A2 CB_MAT_A1 CB_MAT_A2 D_A1 D_A2 P_A1 P_A2 |