1. Faculty of Medicine, Department of Internal Medicine, University of Botswana, BotswanaFaculty of Medicine, Department of Internal Medicine, University of Botswana, Botswana
2. Department of Medicine, Princess Marina Hospital, Gaborone, BotswanaDepartment of Medicine, Princess Marina Hospital, Gaborone, Botswana
3. Scottish Livingstone Hospital, Molepolole, BotswanaScottish Livingstone Hospital, Molepolole, Botswana
4. Department of Accident and Emergency, Princess Marina Hospital, Gaborone, BotswanaDepartment of Accident and Emergency, Princess Marina Hospital, Gaborone, Botswana
5. Botho University, Gaborone, BotswanaBotho University, Gaborone, Botswana
6. Department of Laboratory Medicine, Division of Clinical Pharmacology, Karolinska Institutet, Karolinska University Hospital Huddinge, Stockholm, SwedenDepartment of Laboratory Medicine, Division of Clinical Pharmacology, Karolinska Institutet, Karolinska University Hospital Huddinge, Stockholm, Sweden
7. Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, Glasgow, United KingdomStrathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, Glasgow, United Kingdom
8. Amana Municipal Hospital, Dar-es-Salaam, TanzaniaAmana Municipal Hospital, Dar-es-Salaam, Tanzania
9. Management Sciences for Health (MSH), Addis Ababa, EthiopiaManagement Sciences for Health (MSH), Addis Ababa, Ethiopia