Measuring cerebrovascular reactivity: what stimulus to use?
The Journal of Physiology
Volume 591, Issue 23, December 2013, Pages: 5809–5821, J. Fierstra, O. Sobczyk, A. Battisti-Charbonney, D. M. Mandell, J. Poublanc, A. P. Crawley, D. J. Mikulis, J. Duffin and J. A. Fisher
Article first published online : 8 NOV 2013, DOI: 10.1113/jphysiol.2013.259150