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Continue to ChatSmart sleepwear can monitoring heart rate and respiratory rhythm during sleep https://innovationtoronto.com/smart-sleepwear-can-monitoring-heart-rate-and-respiratory-rhythm-during-sleep/
Smart sleepwear can monitoring heart rate and respiratory rhythm during sleep https://innovationtoronto.com/smart-sleepwear-can-monitoring-heart-rate-and-respiratory-rhythm-during-sleep/