[On the knowledge of penicillin-disulfide (beta,beta-beta',beta'-tetramethylcystine)].
BUTENANDT
A
A
JATZKEWITZ
H
H
SCHIEDT
U
U
D004220:Disulfides; D006801:Humans; D010406:Penicillins
D004220:Disulfides; D010406:Penicillins