1. Department of Histology, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia
2. Stem cell and tissue engineering research cluster, (IMERI) Indonesian Medical Education and Research Institute, Jakarta Indonesia
3. Program Doktor Ilmu Biomedik, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia
4. Program Master Ilmu Biomedik, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia
5. Department of Histology, Faculty of Medicine, Universitas Gunadarma, Depok, Indonesia
6. Stem cell unit Department of Anatomy, King Saud University, Riyadh, Kingdom Saudi Arabia