1 Departments of Gastroenterology (Seike, Oishi) and of Obstetrics and Gynecology (Kanaya), Kanazawa Municipal Hospital; Department of Gastroenterology (Seike), Kanazawa University Graduate School of Medical Science, Kanazawa, Ishikawa, Japan verdauungsapparat@yahoo.co.jp.
2 Departments of Gastroenterology (Seike, Oishi) and of Obstetrics and Gynecology (Kanaya), Kanazawa Municipal Hospital; Department of Gastroenterology (Seike), Kanazawa University Graduate School of Medical Science, Kanazawa, Ishikawa, Japan.