TV watching and computer use in U.S. youth aged 12-15, 2012 / Kirsten A. Herrick, Ph.D., M.Sc.; Tala H. I. Fakhouri, Ph.D., M.P.H.; Susan A. Carlson, Ph. D.; and Janet E. Fulton, Ph.D.
Publication Info.
Hyattsville, MD : U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, 2014.