About Iijima, Katsunori
About Division of Gastroenterology, Tohoku University, Graduate School of Medicine
About Kanno, Takeshi
About Division of Gastroenterology, Tohoku University, Graduate School of Medicine
About Koike, Tomoyuki
About Division of Gastroenterology, Tohoku University, Graduate School of Medicine
About Shimosegawa, Tooru
About Division of Gastroenterology, Tohoku University, Graduate School of Medicine
About World Journal of Gastroenterology
About Helicobacter