Injuries and concussions among young children, ages 5-11, playing sports in recreational leagues in Florida Liller, Karen D. ; Morris, Barbara ; Yang, Yingwei ; Bubu, Omonigho M. ; Perich, Brad ; Fillion, Jessica Abstract Publication: PLoS ONE Pub Date: May 2019 DOI: 10.1371/journal.pone.0216217 Bibcode: 2019PLoSO..1416217L