title: From apnea and insomnia in Iceland to season and slow wave sleep.
authors.forename: Derk-Jan
authors.initials: DJ
authors.lastname: Dijk
mesh_terms: D005260:Female; D006801:Humans; D007055:Iceland / Q000453:epidemiology; D008297:Male; D012621:Seasons; D012890:Sleep / Q000502:physiology; D012891:Sleep Apnea Syndromes / Q000150:complications* / Q000453:epidemiology; D007319:Sleep Initiation and Maintenance Disorders / Q000150:complications* / Q000453:epidemiology