title: [Sleepiness: a problem more complex than it seems].
authors.forename: J
authors.initials: J
authors.lastname: Cipolla-Neto
mesh_terms: D002940:Circadian Rhythm; D006801:Humans; D012894:Sleep Stages; D012893:Sleep Wake Disorders / Q000209:etiology* / Q000503:physiopathology / Q000523:psychology
vernacular_title: Sonolência: um problema mais complexo do que parece.