title: Physical activity and injury. A study of sports injuries at the University of Toronto, 1951-1968.
mesh_terms: D001265:Athletic Injuries / Q000145:classification / Q000453:epidemiology* / Q000517:prevention & control; D003163:Competitive Behavior; D006801:Humans; D009864:Ontario; D011482:Protective Devices; D012189:Retrospective Studies; D012621:Seasons; D013178:Sports Medicine; D014495:Universities