[1] Syiah Kuala Univ, Sch Med, Dept Internal Med, Banda Aceh, Indonesia
[2] Gadjah Mada Univ, Dept Internal Med, Fac Med, Yogyakarta, Indonesia
[3] Gadjah Mada Univ, Dept Histol & Cell Biol, Fac Med, Yogyakarta, Indonesia
[4] Gadjah Mada Univ, Dept Pharmacol, Fac Med, Yogyakarta, Indonesia