Associated factors of atrophic gastritis diagnosed by double-contrast upper gastrointestinal barium X-ray radiography: a cross-sectional study analyzing 6,901 healthy subjects in J... oleh Nobutake Yamamichi, Chigaya Hirano, Takeshi Shimamoto, Chihiro Minatsuki, Yu Takahashi, Chiemi Nakayama, Rie Matsuda, Mitsuhiro Fujishiro, Maki Konno-Shimizu, Jun Kato, Shinya Kodashima, Satoshi Ono, Keiko Niimi, Satoshi Mochizuki, Yosuke Tsuji, Yoshiki Sakaguchi, Itsuko Asada-Hirayama, Chihiro Takeuchi, Seiichi Yakabi, Hikaru Kakimoto, Ryoichi Wada, Toru Mitsushima, Masao Ichinose, Kazuhiko Koike