1. Ministry of Health and Welfare: 2017 Health & Welfare DB. Ministry of Health and Welfare, Sejong, pp.191, 2017.
2. Retrieved October 1, 2018, from <uri>http://kosis.kr/statHtml/statHtml.do?orgId=354&tblId=DT_HIRA4A&conn_path=I3</uri> (2018).
3. Shin BM, Bae SM, Shin SJ, Lee HJ: Current issues and tasks of workforce policy of dental auxiliary personnel in Korea. Oral Health Policy Research Association of Dental Society for Healthy Society, Seoul, pp.18-19, 2018.
4. Lee YB. Daily Dental. [Average working period of dental hygienist in hospital is 5.7 years, deepening labor shortage], 2010 Aug 30; Policy & Insurance section: <uri>http://www.dailydental.co.kr/news/article.html?no=63702</uri>.
5. Choi HN, Bae HS, Cho YS: Effect of gap between expected job and performed job on turnover intention and job satisfaction in clinical dental hygienists. J Dent Hyg Sci 11: 463-469, 2011.