![NHS Covid app sends record number of 'pings'](https://cdn.newsserve.net/700/t/20211231/56ee06aec189051d3c0c072e0e985a33.jpg)
NHS Covid app sends record number of 'pings'
The alerts ask people to test or self-isolate after contact with someone who had a positive result.
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The alerts ask people to test or self-isolate after contact with someone who had a positive result.
Full Article