title: Effect of activity on circadian variation in time of onset of acute myocardial infarction.
authors.affiliation: Section of Cardiology, Bowman Gray School of Medicine, Wake Forest University, Winston-Salem, North Carolina 27103.
authors.forename: J
authors.initials: J
authors.lastname: Zornosa
authors.forename: M
authors.initials: M
authors.lastname: Smith
authors.forename: W
authors.initials: W
authors.lastname: Little
mesh_terms: D016009:Chi-Square Distribution; D002940:Circadian Rhythm; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D009203:Myocardial Infarction / Q000503:physiopathology*; D005082:Physical Exertion / Q000502:physiology*; D013997:Time Factors