1. Division of Child Neurology, Yokohama Medical and Welfare Centre
2. Department of Surgery, Yokohama City Minato Red Cross Hospital
3. Department of Surgery, Gastroenterological Center, Yokohama City University Medical Center
4. Department of Psychiatry, Mental Care Center, Showa University Northern Yokohama Hospital
5. Department of Intensive Care Medicine, Yokohama City Minato Red Cross Hospital