Drugs for Neglected Diseases Initiative (DNDi), Selayang Hospital - Department of Hepatology, Ministry of Public Health - Department of Disease Control, Chiang Mai University - PHPT/IRD, Drugs for Neglected Diseases Initiative (DNDi), Drugs for Neglected Diseases Initiative (DNDi), Chiang Mai University - PHPT/IRD, Hospital Ampang - Department of Medicine/Gastroenterology, Hospital Sultanah Bahiyah - Department of Medicine/Gastroenterology, Hospital Selayang - Department of Hepatology, Hospital Tengku Ampuan Afzan - Department of Medicine/Gastroenterology, University of Malaya (UM) - Gastroenterology and Hepatology Unit, Hospital Sungai Buloh - Department of Medicine/Infectious Disease, Chiang Mai University - Maharaj Nakorn Chiang Mai Hospital, Nakornping Hospital, Thai Red Cross AIDS Research Centre, Bangkok, Bamrasnaradura Infectious Diseases Institute, Geneva University Hospitals and Faculty of Medicine - Laboratory of Virology, Chiang Mai University - PHPT/IRD, Drugs for Neglected Diseases Initiative (DNDi), Drugs for Neglected Diseases Initiative (DNDi), Drugs for Neglected Diseases Initiative (DNDi), Drugs for Neglected Diseases Initiative (DNDi), Drugs for Neglected Diseases Initiative (DNDi) and Ministry of Health Malaysia