1. Korean Academy of Nursing : The Great Encyclopedia of Nursing Science. 1st ed. Korea Dictionary Research Publishing, Seoul, 1996.
2. Seo MK, Song JS, Shin TJ, Hyun HK, Kim JW, Jang KT, Lee SH, Kim YJ : Chronological trends in practice pattern of department of pediatric dentistry: 2006-2015.
J Korean Acad Pediatr Dent, 45:215-224, 2018.
3. Penchansky R, Thomas JW : The concept of access: definition and relationship to consumer satisfaction.
Med Care, 19:127-140, 1981.
4. Yeo JY, Jeong HS : Determinants of dental screening and unmet dental needs: interaction effect between geographical accessibility and economic affordability. Korean J Health Econ Policy, 18:109-126, 2012.
5. Moon HJ, Lee WJ : Distributions and Characteristics of Inpatients Before and After the Introduction of Korea Express Train Using GIS Analysis - Analysis of A Hospital Inpatients. Korean Public Health Research, 36:57-65, 2010.
6. Shin HS, Lee SH : Factors affecting spatial distance to outpatient health services.
Health Policy Management, 21:23-43, 2011.
7. Kim SH, Ho SH, Chae YM, Choi KC, Kim YE : Analysis of geographic accessibility of the inpatients using GIS: case of a hospital in Kyeonggido. J Health Info Stat, 31:21-35, 2006.
8. Kang C, Lee H, Choi H, Choi B, Son B, Lee J : The distribution of patients and treatment trends in the department of pediatric dentistry, Yonsei university dental hospital for last 5 years.
J Korean Acad Pediatr Dent, 41:134-144, 2014.
9. Ryu HS, Kim HS, Lee CS, Lee SH : An Epidemiologic study on the pediatric patients in department of pediatric dentistry, Chosun university dental hospital for last 10 years (1990-1999). J Korean Acad Pediatr Dent, 28:345-354, 2001.
10. Son JM, Kim SM, Choi NK : A study on the changes in patient distribution and practice pattern for last 8 years in the department of pediatric dentistry of Chonnam national university dental hospital.
J Korean Acad Pediatr Dent, 39:373-382, 2012.
11. Kim HN, Lee NY, Lee SH : A study on the changes of patient distribution and treatment pattern for the last 5 years in pediatric dental practice of Gwangju.
J Korean Acad Pediatr Dent, 39:348-356, 2012.
12. Chang JH : Treatment barriers of special needs patients-Part 1. consideration from the perspectives of special care dentists. J Korean Assoc Dis Oral Health, 15:7-13, 2019.
15. Chae JK, Song JS, Shin TJ, Hyun HK, Kim JW, Jang KT, Lee SH, Kim YJ : Regional distribution and practice pattern of pediatric dental clinics in Korea.
J Korean Acad Pediatr Dent, 47:44-52, 2020.
16. Cromley EK, McLafferty SL : GIS and public health. 1st ed. Guilford Press, Newyork, 18-283, 2011.
18. Kim SH, Kim TG, Suh K : Assessment of accessibility to medical facilities in rural areas using real road distance focusing on Pyeongchang-gun.
J Korean Soc Agric Eng, 57:39-49, 2015.
19. Huisman O, de By RA : Principles of geographic information systems, 4th ed. 4th ed. ITC, Enschede, 1:17, 2009.
20. Kim HJ, Hyun HK, Kim YJ, Kim JW, Jang KT, Lee SH, Hahn SH, Kim CC : A study of new-patient distribution and the motives for visiting in the department of pediatric dentistry at Seoul national university dental hospital.
J Korean Acad Pediatr Dent, 38:25-32, 2011.
21. Ministry of Health and Welfare : KOSIS-Korean Statistical Information Service. Available from URL:
http://kosis.kr (Accessed on December, 2020)
22. Choi EJ, Jung TR, Kim CC, Kim YJ : The changes in practice pattern and patient distribution for last 5 years (2000-2005) in the department of pediatric dentistry at Seoul national university dental hospital. J Korean Acad Pediatr Dent, 33:673-677, 2006.
23. Ko YH, Baik BJ, Kim JG, Yang YM : A research on the evaluation of the new patients for the last 8 years in dept. J Korean Acad Pediatr Dent, 34:292-298, 2007.
24. Bae C, Lee D, Kim J, Yang Y : Referral Trends of Children in Jeonbuk National University Dental Hospital for Last 3 years.
J Korean Acad Pediatr Dent, 46:362-368, 2019.