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Amazon.com: SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, SM-R860NZKAXAA, Black : Electronics
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Amazon.com: SAMSUNG Galaxy Watch 4 44mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, LTE, US Version, Silver : Electronics
Samsung is to Introduce Blood Pressure monitoring on the Galaxy Watch to get ahead of Apple Watch, and Microsoft may be next - Patently Apple
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Amazon.com: SAMSUNG Galaxy Watch 4 Classic 46mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection & Bluetooth, US Version, Black : Cell Phones & Accessories
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