title: The Rh factor in obstetrics.
authors.forename: M O
authors.initials: MO
authors.lastname: BELSON
mesh_terms: D001769:Blood; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System
chemical_list: D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System