1. Department of Medicine and JD MacLean Centre for Tropical Diseases, McGill University Health Centre, Montreal, Quebec, Canada
2. School of Medicine, Addis Ababa University, Addis Ababa, Ethiopia
3. Vestfold Hospital Trust and Department of Clinical Science, University of Bergen, Tønsberg, Norway
4. School of Pharmacy, College of Health Sciences, Addis Ababa University, Addis Ababa, Ethiopia