title: Dynamics of human sleep sigma spindles.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000704:Analysis of Variance; D001921:Brain / Q000502:physiology*; D002648:Child; D004569:Electroencephalography; D006801:Humans; D008297:Male; D010296:Parietal Lobe / Q000502:physiology; D012890:Sleep; D013997:Time Factors