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CMS-50D Plus Fingertip Pulse Oximeter - Blood Oxygen Monitor - Mini USB Port
What is Oxygen Saturation?
CHOICEMMED MD300C2 OLED Professional Medical Fingertrip Oxygen Pulse O – ChoiceMMed
British Journal of Community Nursing - Measuring oxygen saturation in homecare
Amazon.com: Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading LED Display, Batteries and Carry Case Included : Health & Household