title: [Polysomnogram and personality studies in chronic primary insomnia].
mesh_terms: D000328:Adult; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008950:MMPI; D008297:Male; D010551:Personality; D012890:Sleep; D007319:Sleep Initiation and Maintenance Disorders / Q000503:physiopathology* / Q000523:psychology