Division of Gastroenterohepatology, Department of Internal Medicine, Hasan Sadikin General Hospital, Faculty of Medicine, University of Padjadjaran, Bandung, 40161, Indonesia; Mochtar Riady Comprehensive Cancer Center, Siloam Hospitals, Jakarta, 12930, Indonesia; Division of Gastroenterology, Department of Internal Medicine, Cipto Mangunkusumo National Central Hospital, Faculty of Medicine, University of Indonesia, Jakarta, 10430, Indonesia
Bestari M.B., Division of Gastroenterohepatology, Department of Internal Medicine, Hasan Sadikin General Hospital, Faculty of Medicine, University of Padjadjaran, Bandung, 40161, Indonesia; Joewono I.R., Mochtar Riady Comprehensive Cancer Center, Siloam Hospitals, Jakarta, 12930, Indonesia; Syam A.F., Division of Gastroenterology, Department of Internal Medicine, Cipto Mangunkusumo National Central Hospital, Faculty of Medicine, University of Indonesia, Jakarta, 10430, Indonesia