1. Department of Preventive MedicineSeoul National University College of Medicine Seoul Korea
2. Medical Research Collaborating CenterSeoul National University Hospital Seoul Korea
3. Department of Family MedicineHealth Promotion CenterHallym University Sacred Heart HospitalHallym University College of Medicine Anyang Korea
4. Department of Prevention and ManagementInha University Hospital Incheon Korea
5. Department of Health ConvergenceCollege of Science & Industry ConvergenceEwha Womans University Seoul Korea