title: Warning: the short days of winter may be hazardous to your health.
authors.forename: D P
authors.initials: DP
authors.lastname: Zipes
mesh_terms: D000818:Animals; D002170:Canada / Q000453:epidemiology; D002940:Circadian Rhythm; D003327:Coronary Disease / Q000401:mortality / Q000503:physiopathology; D006331:Heart Diseases / Q000401:mortality* / Q000503:physiopathology; D006400:Hematocrit; D006801:Humans; D008027:Light; D015141:Los Angeles / Q000453:epidemiology; D008954:Models, Biological; D009520:New Zealand / Q000453:epidemiology; D012621:Seasons; D013493:Suprachiasmatic Nucleus / Q000503:physiopathology; D013696:Temperature