1. Antimicrobial Research Unit; School of Health Sciences; University of KwaZulu-Natal; Durban South Africa
2. Biomedical Resource Unit; School of Laboratory Medicine and Medical Sciences; University of KwaZulu-Natal; Durban South Africa
3. Department of Medical Microbiology; Faculty of Health Sciences; University of Pretoria; Pretoria South Africa
4. Discipline of Medical Biochemistry; School of Laboratory Medicine and Medical Science; University of KwaZulu-Natal; Durban South Africa