Assessing cerebrovascular reactivity (CVR) in rhesus macaques (Macaca mulatta) using a hypercapnic challenge and pseudo-continuous arterial spin labeling (pCASL) oleh Brendan J. Johnson, Megan E. Lipford, Richard A. Barcus, John D. Olson, George W. Schaaf, Rachel N. Andrews, Jeongchul Kim, Greg O. Dugan, Simon Deycmar, Colin A. Reed, Christopher T. Whitlow, J. Mark Cline