1. Department of Preventive Dentistry, School of Dentistry, Kyungpook National University, Daegu, Korea
2. Division of Healthcare Technology Assessment Research, National Evidence-Based Healthcare Collaborating Agency, Seoul, Korea
3. Department of Dental Hygiene, College of Science & Technology, Kyungpook National University, Sangju, Korea
4. Department of Preventive Dentistry & Public Oral Health, College of Dentistry, Yonsei University, Seoul, Korea
5. Institute for Translational Research in Dentistry, Kyungpook National University, Daegu, Korea