Studies on the action of penicillin; further observations on the development of penicillin resistance by meningococcus in vitro.
D006801:Humans; D066298:In Vitro Techniques; D009345:Neisseria meningitidis; D010403:Penicillin Resistance; D010406:Penicillins
D010406:Penicillins
MENINGOCOCCUS/penicillin resistance; PENICILLIN/resistance by meningococcus