title: [Disorders of sleep and wakefulness and related biological factors].
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011602:Psychophysiologic Disorders; D012737:Sex Factors; D012891:Sleep Apnea Syndromes / Q000209:etiology; D012893:Sleep Wake Disorders / Q000209:etiology*