Paik, Ji-Sun
Han, Kyungdo
Yang, Suk-Woo http://orcid.org/0000-0002-9984-2317
Park, Yongkyu
Na, Kyungsun
Cho, Wonkyung
Jung, Su-Kyung
Kim, Sungeun
Funding for this research was provided by:
National Research Foundation (2016R1D1A1B03930886)
Article History
Received: 10 January 2019
Accepted: 18 February 2020
First Online: 13 March 2020
Ethics approval and consent to participate
: The data documentation and representative data analysis was approved by the Korea Centers for Disease Control and Prevention (KCDC). All participants provided written consent forms prior to data collection. All authors discussed with the Epidemiologic Survey Committee of the Korean Ophthalmologic Society regarding correct and accurate analyses of the nationally representative data.
: Not applicable.
: The authors declare that they no competing interests.