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1Department of Dental Practice and Rural Health, West Virginia University, School of Dentistry, Morgantown, WV, USA
2Rutgers University School of Social Work, New Brunswick, NJ, USA
3Department of Surgery, Department of Public Health Sciences, Penn State College of Medicine, Hershey, PA, USA
4Department of Pharmaceutical Systems and Policy, West Virginia University School of Pharmacy, Morgantown, WV, USA
©2020, Korean Society of Epidemiology
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