Affiliation: | Akihiko Sakatani, Department of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita 565-0871, JapanAkihiko Sakatani, Yoshinori Doi, Takaaki Matsuda, Yasutaka Sasai, Naohiro Nishida, Megumi Sakamoto, Naoto Uenoyama, Kazuo Kinoshita, Department of Gastroenterology, Otemae Hospital, Osaka 540-0008, JapanToshiaki Kitayama, Department of Radiology, Otemae Hospital, Osaka 540-0008, Japan |