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Apple offers first developer beta of watchOS 5.2.1, public betas of iOS 12.3, tvOS 12.3 | AppleInsider
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iOS 12.2 Suggests ECG App May Be Coming to UK and Other European Countries With watchOS 5.2 - MacRumors
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WatchOS 5.2 brings ECG feature to 19 more countries along with AirPods 2 support- Technology News, Firstpost
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Apple Releases watchOS 5.2.1 to Public - Enables ECG Functionality for Additional European Countries
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Apple brings ECG and irregular heart rate notifications to Croatia, Czech Republic, Iceland, Poland and Slovakia with watchOS 5.2.1
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Apple Releases watchOS 5.2 With ECG Functionality in Europe and Hong Kong, AirPods 2 Support - MacRumors
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Apple's new WatchOS 5.2 update brings ECG app support and irregular heart rhythm monitor to the Apple Watch series
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