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Applanation tonometry to calculate cfPWV. (a) Applanation tonometry at the carotid artery using a micromanometer. Reproduced from Wilkinson et al. [47]. (b) Calculation of cfPWV using the upstroke of the waveforms to define transit time. Δt, time difference in the arrival of the foot of the waveform; ΔD, distance.
