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CardieX subsidiary develops world's first medically-reliable PPG sensor for smartwatches
Electronics | Free Full-Text | Photoplethysmography in Wearable Devices: A Comprehensive Review of Technological Advances, Current Challenges, and Future Directions
Sky 4G: Neue Smartwatch mit LTE-Modem - und ohne PPG-Sensor - Notebookcheck.com News
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Smartwatch mit Trainings- und Gesundheitsüberwachung
Skin Tone, Heart Rate Sensors, and a Push for Accuracy | Digital Trends
ECG+PPG Electrocardiogram | AI Medical Diagnosis | Aolon Smart Watch
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Measuring HRV: Optical (PPG) vs ECG/EKG
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