HER2‐amplified cervical gastric‐type mucinous carcinoma with a primitive enterocyte phenotype. Issue 3 (29th June 2020) - Fujimoto, Masakazu; Minamiguchi, Sachiko; Ishida, Ayami; Sumiyoshi, Shinji; Horikawa, Naoki; Chigusa, Yoshitsugu; Mandai, Masaki; Haga, Hironori