[Source: Beijing Evening News]
Beijing “Healthcare” released a new version on July 2, adjusting the rules for calculating the number of days for nucleic acid testing; on the evening of July 3, “Healthcare” “Upgrading again will connect the sampling time data of testing institutions from the background to avoid the burden of untimely results on citizens. At present, how is the validity period of nucleic acid calculated? How many days can I check to ensure a worry-free trip? Read a picture!
(Original title: How to calculate the date? How many days to check? How to check the place? The new version of the health treasure usage guide)< /p>
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