- 
							Yoshimi ISHIKAWA
														
									Department of Surgery, School of Medicine, Yokohama City University
							
						 
						- 
							Seiichi HAYASHI
														
									Department of Surgery, School of Medicine, Yokohama City University
							
						 
						- 
							Kiyohide FUJITA
														
									Department of Surgery, School of Medicine, Yokohama City University