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Pulse oximetry: Understanding its basic principles facilitates appreciation of its limitations - ScienceDirect
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Inaccurate oxygen readings: the problem with pulse oximeters - Baylor College of Medicine Blog Network
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Amazon.com: Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor Pulse Ox, Heart Rate and Fast Spo2 Reading Oxygen Meter with OLED Screen Included Lanyard and 2 X AAA Batteries : Health & Household
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Patients who have Been Given a Pulse Oximeter for Heart Rate and Blood Oxygen Level | Trentham Mews Medical Centre
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Decoding pulse oximeters: Does it provide an accurate reading? Here's what you need to know - The Economic Times
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