1. Oxford University Clinical Research Unit Indonesia, Faculty of Medicine, Universitas Indonesia , 10430 Jakarta , Indonesia
2. Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University , 10400 Bangkok , Thailand
3. Centre for Tropical Medicine and Global Health, Nuffield Department of Medicine, University of Oxford , OX3 7LG Oxford , UK
4. Exeins Health Initiative , 12870 Jakarta , Indonesia
5. Raden Mattaher Hospital , 36122 Jambi , Indonesia
6. Faculty of Medicine and Health Sciences, Universitas Jambi , 36361 Jambi , Indonesia
7. Faculty of Medicine and Health Sciences, Warmadewa University , 80235 Denpasar, Bali , Indonesia