title: Head games. Girls are getting more concussions than boys are. Why they are at risk.
authors.forename: Sean
authors.initials: S
authors.lastname: Gregory
mesh_terms: D001924:Brain Concussion / Q000453:epidemiology* / Q000209:etiology*; D006259:Craniocerebral Trauma / Q000503:physiopathology*; D005260:Female; D006801:Humans; D018570:Risk Assessment; D013177:Sports; D014481:United States / Q000453:epidemiology