المؤلفون: Togo, Kazumi, Ueo, Tetsuya, Yao, Kenshi, Wada, Kurato, Honda, Hideho, Inoue, Syotaro, Fukuda, Masahide, Yanai, Yuka, Yonemasu, Hirotoshi, Murakami, Kazunari

المصدر: Endoscopy International Open ; volume 06, issue 07, page E830-E837 ; ISSN 2364-3722 2196-9736

الاتاحة: http://dx.doi.org/10.1055/a-0611-4825
http://www.thieme-connect.de/products/ejournals/pdf/10.1055/a-0611-4825.pdf