The prevalence of mental distress before the Great East Japan Earthquake and the associated impact of an aged society: An ecological study

• Jimpei Misawa ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: j-misawa@umin.net

  Affiliation Department of Health Care Services Management, Nihon University School of Medicine, Itabashi, Tokyo, Japan

  http://orcid.org/0000-0003-3987-8251

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• Rie Ichikawa ,

  Contributed equally to this work with: Rie Ichikawa, Akiko Shibuya, Yukihiro Maeda, Teruyoshi Hishiki

  Roles Writing – review & editing

  Affiliations Department of Health Care Services Management, Nihon University School of Medicine, Itabashi, Tokyo, Japan, Department of Pediatrics and Child Health, Nihon University School of Medicine, Itabashi, Tokyo, Japan

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• Akiko Shibuya ,

  Contributed equally to this work with: Rie Ichikawa, Akiko Shibuya, Yukihiro Maeda, Teruyoshi Hishiki

  Roles Writing – review & editing

  Affiliation Department of Health Care Services Management, Nihon University School of Medicine, Itabashi, Tokyo, Japan

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• Yukihiro Maeda ,

  Contributed equally to this work with: Rie Ichikawa, Akiko Shibuya, Yukihiro Maeda, Teruyoshi Hishiki

  Roles Writing – review & editing

  Affiliation Department of Health Care Services Management, Nihon University School of Medicine, Itabashi, Tokyo, Japan

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• Teruyoshi Hishiki ,

  Contributed equally to this work with: Rie Ichikawa, Akiko Shibuya, Yukihiro Maeda, Teruyoshi Hishiki

  Roles Writing – review & editing

  Affiliation Department of Information Science, Faculty of Science, Toho University, Funabashi, Chiba, Japan

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• Yoshiaki Kondo

  Roles Supervision, Writing – review & editing

  Affiliation Department of Health Care Services Management, Nihon University School of Medicine, Itabashi, Tokyo, Japan

  http://orcid.org/0000-0001-7106-9388

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