Association between occupational testicular radiation exposure and lower male sex ratio of offspring among orthopedic surgeons

• Yasukazu Hijikata ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Writing – original draft

  * E-mail: hiz007@hotmail.co.jp

  Affiliations Department of Spine and Low Back Pain Center, Kitasuma Hospital, Hyogo, Japan, Department of Healthcare Epidemiology, School of Public Health in the Graduate School of Medicine, Kyoto University, Kyoto, Japan

  https://orcid.org/0000-0001-8619-5977

  ⨯
• Masayuki Nakahara ,

  Contributed equally to this work with: Masayuki Nakahara, Akira Kusumegi

  Roles Conceptualization, Writing – review & editing

  Affiliation Department of Spine and Low Back Pain Center, Kitasuma Hospital, Hyogo, Japan

  ⨯
• Akira Kusumegi ,

  Contributed equally to this work with: Masayuki Nakahara, Akira Kusumegi

  Roles Conceptualization, Data curation, Investigation, Writing – review & editing

  Affiliation Department of Spine and Spine Surgery, Shinkomonji Hospital, Fukuoka, Japan

  ⨯
• Junji Morii ,

  Roles Writing – review & editing

  ¶‡ These authors also contributed equally to this work

  Affiliation Department of Spine and Low Back Pain Center, Kitasuma Hospital, Hyogo, Japan

  ⨯
• Naoki Okubo ,

  Roles Writing – review & editing

  ¶‡ These authors also contributed equally to this work

  Affiliation Department of Spine and Low Back Pain Center, Kitasuma Hospital, Hyogo, Japan

  ⨯
• Nozomi Hatano ,

  Roles Supervision, Writing – review & editing

  ¶‡ These authors also contributed equally to this work

  Affiliation Department of Spine and Low Back Pain Center, Kitasuma Hospital, Hyogo, Japan

  ⨯
• Yuichi Takahashi

  Roles Project administration, Writing – review & editing

  ¶‡ These authors also contributed equally to this work

  Affiliation Department of Spine and Spine Surgery, Shinkomonji Hospital, Fukuoka, Japan

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