title: Blood groups in cases of infertility.
mesh_terms: D000017:ABO Blood-Group System; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000097:blood*; D008297:Male; D012204:Rh-Hr Blood-Group System
chemical_list: D000017:ABO Blood-Group System; D012204:Rh-Hr Blood-Group System