title: At the heart of the matter.
authors.forename: D
authors.initials: D
authors.lastname: Emerson
mesh_terms: D000328:Adult; D016757:Death, Sudden, Cardiac / Q000209:etiology / Q000517:prevention & control*; D006323:Heart Arrest / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D012307:Risk Factors; D013177:Sports