title: HL-A matings in trophoblastic neoplasia.
mesh_terms: D002822:Choriocarcinoma / Q000276:immunology*; D003601:Cytotoxicity Tests, Immunologic; D005260:Female; D006649:Histocompatibility Antigens; D006801:Humans; D008297:Male; D010641:Phenotype; D011247:Pregnancy
chemical_list: D006649:Histocompatibility Antigens