title: [Mechanism of diurnal variation in occurrence of ischemic stroke].
authors.forename: J Q
authors.initials: JQ
authors.lastname: Lu
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002681:China / Q000453:epidemiology; D002940:Circadian Rhythm; D005260:Female; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D013997:Time Factors