Seasonal Variations of Neuromotor Development By 14 Months of Age: Hamamatsu Birth Cohort for Mothers and Children (HBC Study)

• Kenji J. Tsuchiya ,

  Contributed equally to this work with: Kenji J. Tsuchiya, Hiroshi Tsutsumi

  * E-mail: tsuchiya@hama-med.ac.jp

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, Department of Psychiatry, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Hiroshi Tsutsumi ,

  Contributed equally to this work with: Kenji J. Tsuchiya, Hiroshi Tsutsumi

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Kaori Matsumoto,

  Affiliation Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Nori Takei,

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, Institute of Psychiatry, King’s College of London, London, United Kingdom

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• Makiko Narumiya,

  Affiliation Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Maiko Honda,

  Affiliation Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Ismail Thanseem,

  Affiliation Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Ayyappan Anitha,

  Affiliation Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Katsuaki Suzuki,

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, Department of Psychiatry, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Hideo Matsuzaki,

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Yasuhide Iwata,

  Affiliation Department of Psychiatry, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Kazuhiko Nakamura,

  Affiliations United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, Department of Psychiatry, Hamamatsu University School of Medicine, Hamamatsu, Japan

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• Norio Mori, For H. B. C. Study Team

  Membership of the HBC Study Team is provided in the Acknowledgments.

  Affiliations Research Center for Child Mental Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, United Graduate School of Child Development, Hamamatsu University School of Medicine, Hamamatsu, Japan, Department of Psychiatry, Hamamatsu University School of Medicine, Hamamatsu, Japan

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