1. Department of Classification System Management, Health Insurance Review and Assessment Service, WonJu, Republic of Korea
2. College of Nursing, Eulji University, Seongnam, Republic of Korea
3. Department of Biostatistics, Yonsei University College of Medicine, Seoul, Republic of Korea
4. National Evidence-Based Healthcare Collaborating Agency, Seoul, Republic of Korea
5. Institute of Health Services Research, Yonsei University, Seoul, Republic of Korea
6. Department of Preventive Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea