Pulse oximetry - Wikipedia
Perfusion index: Physical principles, physiological meanings and clinical implications in anaesthesia and critical care - ScienceDirect
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View of Perfusion index as an objective alternative to the Allen test, with flow quantification and medico legal documentation | Anaesthesia, Pain & Intensive Care
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What is Perfusion Index (PI)
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a) Definition of perfusion index (b) PI distribution in test subjects. | Download Scientific Diagram
Delta of the perfusion index during reactive hyperemia in controls and... | Download Scientific Diagram
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A Guide To The Perfusion Index In Pulse Oximeters – LOOKEETech
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Pulse oximetry - Wikipedia
Masimo | Encyclopedia MDPI
Understanding Perfusion Index in Pulse Oximeter
