title: Prolonged blood concentrations of penicillin following intramuscular benzathine penicillin G.
authors.forename: L E
authors.initials: LE
authors.lastname: PUTNAM
authors.forename: E F
authors.initials: EF
authors.lastname: ROBERTS
mesh_terms: D001769:Blood; D006801:Humans; D007273:Injections, Intramuscular; D010401:Penicillin G Benzathine; D010406:Penicillins / Q000031:analogs & derivatives
chemical_list: D010406:Penicillins; D010401:Penicillin G Benzathine
keywords: BLOOD; PENICILLIN/derivatives