we applied monoclonal antibodies to epithelial membrane antigen ( ema ) , ia antigen , and leukocyte common antigen ( lca ) to 31 cases of pcnec and 12 of small-cell lymphoma cutis , using a combined pap and abc procedure , to determine whether or not such stains were capable of separating the two neoplasms .
C0007129
of pcnec
C0011646
cutis