1. Faculty of Pharmaceutical Sciences, College of Medicine and Allied Health Sciences, University of Sierra Leone, Freetown, Sierra Leone
2. Australian Research Centre in Complementary and Integrative Medicine, Faculty of Health, University of Technology Sydney, Ultimo, Sydney, NSW 2007, Australia
3. Faculty of Basic Medical Sciences, College of Medicine and Allied Health Sciences, University of Sierra Leone, Freetown, Sierra Leone
4. Center for International Health, University of Munich, Munich, Germany
5. Department of Environmental Health Sciences, School of Community Health Sciences, Njala University, Bo, Sierra Leone
6. 34 Military Hospital, Freetown, Sierra Leone