Comparison between Speckle Plethysmography and Photoplethysmography during Cold Pressor Test Referenced to Finger Arterial Pressure. - Jorge Herranz Olazábal; Ilde Lorato; Jesse Kling; Marc Verhoeven; Fokko Wieringa; Chris Van Hoof; Willem Verkruijsse; Evelien Hermeling (Sensors, 2023)