Wataru Sano, Yasushi Sano, Mineo Iwatate, Noriaki Hasuike, Santa Hattori, Hidekazu Kosaka, Taro Ikumoto, Masahito Kotaka, Takahiro Fujimori.Prospective evaluation of the proportion of sessile serrated adenoma/polyps in endoscopically diagnosed colorectal polyps with hyperplastic features[1] .Endosc Int Open 2015; 03(04): E354-E358DOI: 10.1055/s-0034-1391948