About the Authors
- Masana Yokoya
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* E-mail: m.yokoya@shimonoseki-jc.ac.jp
Affiliation Shimonoseki Junior College, 1-1 Sakurayama-cho, Shimonoseki, Yamaguchi, Japan
- Hideyasu Shimizu
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Affiliation Toshiwa-kai Hospital, 5-8-1 Kanayama, Naka-ku, Nagoya, Japan
- Yukito Higuchi
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Affiliation Kyushu Kyoritsu University, 1-8 Jiyugaoka, Yahatanishi-ku, Kitakyushu, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MY HS YH. Performed the experiments: MY. Analyzed the data: MY. Contributed reagents/materials/analysis tools: MY. Wrote the paper: MY.