Ehrenreich Heidi, Pike Maureen, Hohman Katherine, Kaniewski Margaret, Longjohn Matt, Myers Gaya, Lee Robin
Division of Unintentional Injury Prevention, National Center for Injury Prevention and Control, Centers for Disease Control and Prevention , Atlanta, GA , USA.
YMCA of the USA , Chicago, IL , USA.
Front Public Health. 2015 Apr 27;2:235. doi: 10.3389/fpubh.2014.00235. eCollection 2014.