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Amazon.com: Vibeat S4 Rechargeable Pulse Oximeter, Bluetooth Blood Oxygen Saturation and Pulse Rate Monitor, O2 Meter with Free APP : Health & Household
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Amazon.com: Vibeat S4 Rechargeable Pulse Oximeter, Bluetooth Blood Oxygen Saturation and Pulse Rate Monitor, O2 Meter with Free APP : Health & Household
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Lawsuit alleges Apple Watch's blood oxygen sensor 'racially biased'; accuracy problems reported industry-wide - Good Morning America
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