title: Nomenclature for factors of the HLA system, update April  2012.
authors.affiliation: WHO Nomenclature Committee for Factors of the HLA System, Anthony Nolan Research Institute, Royal Free Hospital, London, UK. steven.marsh@ucl.ac.uk
authors.forename: Steven G E
authors.initials: SG
authors.lastname: Marsh
mesh_terms: D001483:Base Sequence; D030541:Databases, Genetic; D006680:HLA Antigens / Q000145:classification* / Q000235:genetics*; D006801:Humans; D015203:Reproducibility of Results; D009626:Terminology as Topic
chemical_list: D006680:HLA Antigens