Helton, D., Hollander, T., Warm, J.S., Tripp, L.D., Parsons, K., Matthews, G., Dember, W.N., Parasuraman, R., & Hancock, P.A. (2007). The abbreviated vigilance task and cerebral hemo-dynamics. Journal of Clinical and Experimental Neuropsychology, 29 (5), 545-552.

Transcranial Doppler sonography (TCD) and transcranial cerebral oximetry (TCCO) measures of cerebral blood flow velocity and oxygenation levels were collected during an abbreviated 12-min vigilance task.

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