1. Medical Action Myanmar , Yangon , Myanmar
2. Myanmar Oxford Clinical Research Unit , Yangon , Myanmar
3. Department of Family Medicine and Population Health, University of Antwerp , Antwerp, Belgium
4. Clinical Sciences Department, Institute of Tropical Medicine , Antwerp , Belgium
5. Department of General Internal Medicine, Infectious and Tropical Diseases, University Hospital of Antwerp , Edegem , Belgium
6. Global Health Institute, University of Antwerp , Wilrijk , Belgium