| Field code | P_MATCH_AB |
| Field description | Matching preference for HLA-A, and -B typed adult donors |
| Field type | Alphanumeric Length: 30 |
| Field rule | See section 4.1.1 of the EMDIS Semantics |
| Dictionary field | Patient matching preferences (AB) (Matching preference for HLA-A and B typed adult donors for a patien'st search) |
| EMDIS messages |
PAT_UPD |
| WMDA XML fields related to dictionary field |