title: [ON A PHOTOELECTRIC VENOUS PULSE RECORDER].
mesh_terms: D002320:Cardiovascular Physiological Phenomena; D004864:Equipment and Supplies; D006339:Heart Rate; D011674:Pulse; D012106:Research
keywords: EQUIPMENT AND SUPPLIES; EXPERIMENTAL LAB STUDY; PULSE
vernacular_title: UBER EINEN PHOTOELEKTRISCHEN REFLEXIONSVENENPULSGEBER.