Association between supplementary private health insurance and visits to physician offices versus hospital outpatient departments among adults with diabetes in the universal public insurance system

• Chang Hoon You,

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

  Affiliation Graduate School of Healthcare Management and Policy, The Catholic University of Korea, Seoul, Korea

  ⨯
• Ji Heon Choi,

  Roles Project administration, Resources, Writing – original draft

  Affiliation International Institute of Health, Seoul, Korea

  ⨯
• Sungwook Kang,

  Roles Conceptualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Public Health, Daegu Haany University, Gyeongsan, Korea

  ⨯
• Eun-Hwan Oh,

  Roles Writing – original draft, Writing – review & editing

  Affiliation Department of Healthcare Management, Hyupsung University, Hwaseong, Korea

  ⨯
• Young Dae Kwon

  Roles Conceptualization, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: snukyd1@naver.com

  Affiliation Department of Humanities and Social Medicine, College of Medicine and Catholic Institute for Healthcare Management, The Catholic University of Korea, Seoul, Korea

  http://orcid.org/0000-0002-8781-6832

  ⨯