title: Cumulative effects of soccer heading are not fully known.
authors: Rosanne S
authors: RS
authors: Naunheim
authors: John
authors: J
authors: Standeven
authors: Philip
authors: P
authors: Bayly
mesh_terms: D001924:Brain Concussion / Q000209:etiology*; D006801:Humans; D009784:Occupational Diseases / Q000209:etiology*; D012916:Soccer / Q000293:injuries*; D014949:Wounds, Nonpenetrating / Q000209:etiology