The 12 questions for frequencies of various upper gastrointestinal symptoms (A) and 13 background factors derived from the questionnaire (B).
- Nobutake Yamamichi (381131)
- Takeshi Shimamoto (420824)
- Yoshiki Sakaguchi (437836)
- Yu Takahashi (381135)
- Shinya Kodashima (381143)
- Chiemi Nakayama (381139)
- Chihiro Minatsuki (437834)
- Satoshi Ono (381142)
- Satoshi Mochizuki (437838)
- Rie Matsuda (437837)
- Itsuko Asada-Hirayama (381136)
- Keiko Niimi (437840)
- Mitsuhiro Fujishiro (381145)
- Yosuke Tsuji (437839)
- Chihiro Takeuchi (520357)
- Hikaru Kakimoto (437835)
- Osamu Goto (520358)
- Toru Mitsushima (206947)
- Kazuhiko Koike (135022)
Publication date
February 2014
DOIAbstract
<p>The 12 questions for frequencies of various upper gastrointestinal symptoms (A) and 13 background factors derived from the questionnaire (B).</p
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