1. Department of Physics Faculty of Mathematics and Natural Sciences Universitas Indonesia, Depok West Java Indonesia
2. Department of Radiation Oncology Mitra Keluarga Bekasi Timur Hospital, Bekasi West Java Indonesia
3. Department of Radiation Oncology Gading Pluit Hospital Jakarta Indonesia
4. Department of Radiation Oncology Persahabatan Central General Hospital Jakarta Indonesia
5. Department of Radiation Oncology Mayapada Hospital Jakarta Selatan Jakarta Indonesia
6. Department of Radiation Oncology MRCCC Siloam Hospital Semanggi Jakarta Indonesia
7. Department of Radiation Oncology Pasar Minggu Regional Hospital Jakarta Indonesia
8. Department of Radiation Oncology Siloam Hospital TB Simatupang Jakarta Indonesia
9. Department of Radiation Oncology Tzu Chi Hospital Jakarta Indonesia
10. Department of Radiation Oncology Dr. Cipto Mangunkusumo National General Hospital Central Faculty of Medicine Universitas Indonesia Jakarta Indonesia
11. Department of Radiation Oncology Northwestern Memorial Hospital Northwestern University Feinberg School of Medicine Chicago Illinois USA