Droste, D W Middle cerebral artery blood flow velocity in healthy persons during wakefulness and sleep: a transcranial Doppler study. [electronic resource] - Sleep Oct 1993 - 603-9 p. digital Publication Type: Journal Article ISSN: 0161-8105 Subjects--Topical Terms: AdultCerebral Arteries--diagnostic imagingCerebrovascular Circulation--physiologyFemaleHumansMalePolysomnographyReference ValuesSleep--physiologyUltrasonography, Doppler, TranscranialWakefulness--physiology