title: Blood typing errors on U.S. army identification cards and tags.
authors.forename: E M
authors.initials: EM
authors.lastname: Frohman
mesh_terms: D001788:Blood Grouping and Crossmatching / Q000592:standards*; D004633:Emergency Medical Tags; D004864:Equipment and Supplies; D006801:Humans; D008889:Military Personnel; D011786:Quality Control; D014481:United States