Affiliation: Young-Woo Kim, Gastric Cancer Branch, Research Institute & Hospital, National Cancer Center, 809 Madu-dong, Ilsandong-gu, Goyang-si, Gyeonggi-do 411-764,  Korea. 
                              Phone:+82-31-920-1635,1532  
                              Fax.:+82-31-920-0696  
                              CP: +82-11-9869-1635  
                              E-mail:gskim at ncc.re.kr 
                         |