title: Sulfonamide and penicillin resistance of group A hemolytic streptococci.
authors.forename: L A
authors.initials: LA
authors.lastname: RANTZ
authors.forename: E
authors.initials: E
authors.lastname: RANDALL
mesh_terms: D006801:Humans; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology*; D013290:Streptococcal Infections; D013291:Streptococcus; D013297:Streptococcus pyogenes; D013449:Sulfonamides / Q000494:pharmacology*
chemical_list: D010406:Penicillins; D013449:Sulfonamides