title: RhD typing and the significance of Du.
authors.forename: M E
authors.initials: ME
authors.lastname: Needs
mesh_terms: D001788:Blood Grouping and Crossmatching / Q000379:methods*; D006801:Humans; D012204:Rh-Hr Blood-Group System; D009626:Terminology as Topic
chemical_list: D012204:Rh-Hr Blood-Group System