Yurnadi, Department of Medical Biology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia; Soeharso, P., Department of Medical Biology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia; Suryandari, D.A., Department of Medical Biology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia; Moeloek, N., Department of Medical Biology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia; Susworo, R., Department of Radiotherapy, Faculty of Medicine Universitas Indonesia and Ciptomangunkusumo Hospital, Jakarta, Indonesia