Pseudosarcomatous myofibroblastic proliferation of the gallbladder mimicking early carcinoma. Issue 8 (28th June 2016) - Sho, Masayuki; Hatakeyama, Kinta; Obara, Shinsaku; Kunishige, Tomohiro; Takano, Masato; Kasai, Takahiko; Ohbayashi, Chiho; Nakajima, Yoshiyuki