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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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Amazon.com: Pulse Oximeter Fingertip, Digital Blood Oxygen Saturation Monitor for Heart Rate Monitor and SpO2 Levels, Portable LCD Pulse Oximeter (Batteries Included) : 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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Measuring heart rate and blood oxygen levels for portable medical and wearable devices - Embedded Computing Design
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