An R, Shi Y
Department of Kinesiology and Community Health, College of Applied Health Sciences, University of Illinois at Urbana-Champaign, USA.
Department of Family Medicine and Public Health, School of Medicine, University of California, San Diego, USA.
Public Health. 2017 May;146:1-3. doi: 10.1016/j.puhe.2016.12.032. Epub 2017 Jan 26.