BARBER, M Penicillin-resistant and penicillin-dependent staphylococcal variants. [electronic resource] - Journal of general microbiology Feb 1953 - 111-15 p. digital Publication Type: Journal Article ISSN: 0022-1287 Standard No.: 10.1099/00221287-8-1-111 doi Subjects--Topical Terms: HumansMicrococcusPenicillin ResistancePenicillinsStaphylococcus