About the Authors
- Yui Yamaoka
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Affiliations Department of Health Service Research, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan, Department of pediatrics, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan
- Nanako Tamiya
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* E-mail: ntamiya@md.tsukuba.ac.jp
Affiliation Department of Health Service Research, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan
- Yoko Moriyama
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Affiliations Department of Health Service Research, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan, Department of Health and Welfare Service, National Institute of Public Health, Wakou-shi, Saitama, Japan
- Felipe Alfonso Sandoval Garrido
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Affiliations Department of Health Service Research, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan, Faculty of Political Science and Economics, Waseda University, Shinjuku-ku, Tokyo, Japan
- Ryo Sumazaki
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Affiliation Department of pediatrics, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Ibaraki, Japan
- Haruko Noguchi
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Affiliation Faculty of Political Science and Economics, Waseda University, Shinjuku-ku, Tokyo, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: YY NT HN. Performed the experiments: YY NT HN. Analyzed the data: YY YM FS. Contributed reagents/materials/analysis tools: NT. Wrote the paper: YY NT RS HN.