title: Idiopathic spontaneous abortions.
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology* / Q000276:immunology; D005260:Female; D006680:HLA Antigens / Q000276:immunology; D006801:Humans; D007109:Immunity; D011247:Pregnancy
chemical_list: D006680:HLA Antigens