title: McMaster conference on prevention of Rh immunization. 28-30 September, 1977.
mesh_terms: D000486:Allergy and Immunology; D002170:Canada; D003226:Congresses as Topic; D005260:Female; D006801:Humans; D007114:Immunization; D012204:Rh-Hr Blood-Group System
chemical_list: D012204:Rh-Hr Blood-Group System