Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Berger-Bächi, B; Strässle, A; Kayser, F H (1989). Natural methicillin resistance in comparison with that selected by in-vitro drug exposure in Staphylococcus aureus. Journal of Antimicrobial Chemotherapy, 23(2):179-188.