title: Anti-P1: don't miss the obvious.
authors.affiliation: National Institutes of Health, Clinical Center, Department of Transfusion Medicine, Building 10, Room 1C711, 10 Center Drive MSC 1184, Bethesda, MD 20892-1184, USA.
authors.forename: R J
authors.initials: RJ
authors.lastname: Ackley
authors.forename: K M
authors.initials: KM
authors.lastname: Byrne
authors.forename: P E
authors.initials: PE
authors.lastname: Weddington
mesh_terms: D000017:ABO Blood-Group System / Q000276:immunology*; D000906:Antibodies / Q000276:immunology*; D001788:Blood Grouping and Crossmatching; D005260:Female; D006801:Humans; D019300:Medical Errors; D008875:Middle Aged
chemical_list: D000017:ABO Blood-Group System; D000906:Antibodies