World Journal of Gastroenterology (2015) - Comments
pubmed: 25914482  doi: 10.3748/wjg.v21.i15.4707  issn: 2219-2840  issn: 1007-9327 

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Shotaro Umezawa, Takuma Higurashi, Shiori Uchiyama, Eiji Sakai, Hidenori Ohkubo, Hiroki Endo, Takashi Nonaka, Atsushi Nakajima