Improved fMRI calibration: Precisely controlled hyperoxic versus hypercapnic stimuli. - Clarisse I. Mark; Joseph A. Fisher; G. Bruce Pike (NeuroImage, 2011)

A novel perspective to calibrate temporal delays in cerebrovascular reactivity using hypercapnic and hyperoxic respiratory challenges. - Allen A. Champagne; Alex A. Bhogal; Nicole S. Coverdale; Clarisse I. Mark; Douglas J. Cook (NeuroImage, 2019)