[1] Univ Indonesia, Div Psychosomat & Palliat Med, Dept Internal Med, Fac Med, Jakarta, Indonesia
[2] Cipto Mangunkusumo Natl Gen Hosp, Jakarta, Indonesia
[3] Monash Univ, Fac Med Nursing & Hlth Sci, Melbourne, Vic, Australia
[4] Univ Bern, Fac Med, Bern, Switzerland