[Effect of cobalt on the activity of penicillin].
D003035:Cobalt / Q000494:pharmacology*; D010406:Penicillins / Q000494:pharmacology*; D013587:Syphilis
D010406:Penicillins; D003035:Cobalt
COBALT/effects; PENICILLIN/effects; SYPHILIS/experimental
Deistvie kobal'ta na aktivnost' penitsillina.