1. Discipline of Pharmaceutical Sciences, School of Health Sciences, Westville Campus, University of KwaZulu-Natal, Durban, South Africa
2. Essential Medicine Consulting, Durban, South Africa
3. Department of Medical Microbiology, Prince Mshiyeni Memorial Hospital - National Health Laboratory Services, Antimicrobial Research Unit, University of Kwazulu-Natal, Durban, South Africa
4. Centre for the AIDS Programme of Research in South Africa (CAPRISA), University of KwaZulu-Natal, Durban, South Africa
5. Antimicrobial Research Unit, College of Health Sciences, University of KwaZulu-Natal, Durban, South Africa