Affiliation: | 1. Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA;2. Public Health, Department of Social Medicine, Osaka University Graduate School of Medicine, Osaka, Japan;3. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA, USA;4. Department of Epidemiology, University of Washington, Seattle, WA, USA |