1. Department of Plastic Reconstructive and Aesthetic Surgery , Faculty of Medicine, Universitas Airlangga, Surabaya, Indonesia
2. Neurosurgery Division, Department of Surgery , Prof. Dr. W.Z. Johannes General Hospital, Faculty of Medicine and Veterinary Medicine, Universitas Nusa Cendana, Kupang, Indonesia
3. Plastic Surgery Division, Department of Surgery , Prof. Dr. W.Z. Johannes General Hospital, Faculty of Medicine and Veterinary Medicine, Universitas Nusa Cendana, Kupang, Indonesia
4. Neurosurgery Division, Department of Surgery , Faculty of Medicine, Universitas Udayana, Prof. Dr. I.G.N.G. Ngoerah General Hospital, Denpasar, Indonesia