Farani, M., Department of Internal Medicine, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia; Saldi, S.R.F., Clinical Epidemiology and Evidence-Based Medicine Unit, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia; Maulahela, H., Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia; Abdullah, M., Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia; Syam, A.F., Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia; Makmum, D., Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo General Hospital, Jakarta, Indonesia