Ibnu Purwanto
Division of Hematology and Medical Oncology, Departement of Internal Medicine, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada - Dr. Sardjito Hospital, Yogyakarta, Indonesia
Vita Yanti Anggraeni
Divison of Cardiology, Departement of Internal Medicine, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada - Dr. Sardjito Hospital, Yogyakarta, Indonesia