title: Cold-induced bradycardia in man during sleep in arctic winter nights.
mesh_terms: D000064:Acclimatization; D000328:Adult; D001110:Arctic Regions; D003080:Cold Temperature; D006339:Heart Rate; D006801:Humans; D008297:Male; D009864:Ontario; D012621:Seasons; D012890:Sleep / Q000502:physiology*