1Hideyuki Ubukata,Hiroyuki Nagata,Takanobu Tabuchi,Satoru Konishi,Teruhiko Kasuga,Takafumi Tabuchi.Why is the coexistence of gastric cancer and duodenal ulcer rare? Examination of factors related to both gastric cancer and duodenal ulcer[J].Gastric Cancer.2011(1) 被引量:2