title: Penicillin administration by indwelling intramuscular needle.
authors.forename: E M
authors.initials: EM
authors.lastname: NANSON
mesh_terms: D006801:Humans; D007273:Injections, Intramuscular; D009339:Needles; D010406:Penicillins / Q000008:administration & dosage*
chemical_list: D010406:Penicillins