1. Department of Anatomy; Pusan National University; Beomeo-Ri; Mulgeum-Eup; Yangsan; Korea
2. Department of Neurosurgery; Pusan National University; Beomeo-Ri; Mulgeum-Eup; Yangsan; Korea
3. Department of Forensic Medicine, School of Medicine; Pusan National University; Beomeo-Ri; Mulgeum-Eup; Yangsan; Korea
4. Department of Neurosurgery; Medical School; Chonnam National University; Gwangju; Korea