1. Faculty of Pharmacy, Obafemi Awolowo University, Ile Ife, Nigeria
2. Faculty of Pharmacy, University of Ibadan, Ibadan, Nigeria
3. Faculty of Pharmacy, University of Uyo, Uyo, Nigeria
4. Global Health Policy Unit, University of Edinburgh, Scotland, United Kingdom
5. Department of Medicine and Surgery, Faculty of Clinical Sciences, College of Medicine, University of Ibadan, Ibadan, Oyo State, Nigeria