Published on in Vol 7, No 5 (2019): May

1 Division of Biostatistics, Department of Population Health and Environmental Medicine, New York University School of Medicine, New York City, NY, United States
2 Department of Preventive Medicine, Ajou University School of Medicine, Suwon, Korea, Republic of
3 Institute of Health Services, Graduate School, Yonsei University, Seoul, Korea, Republic of
4 Department of Policy Analysis and Management, College of Human Ecology, Cornell University, Ithaca, NY, United States