1. Interdisciplinary Program of Biomedical Engineering, Chonnam National University, Gwangju 500-757, Korea.
2. Department of Psychiatry, Chonbuk National University Medical School, Jeonju 561-756, Korea.
3. Department of Plastic and Reconstructive Surgery, Dong-A University College of Medicine, Busan 602-715, Korea.
4. Department of Radiology, Chonnam National University Medical School, Chonnam National University Hospital, Gwangju 501-757, Korea.