BY JOHN FENG
More than a million Beijing residents undergoing coronavirus testing amid a fresh outbreak have been administered anal swabs, which are considered more accurate and raise the chances of detecting COVID-19, said a Chinese disease specialist.
The key districts of Daxing and Dongcheng began a mass testing drive on Friday after a nine-year-old boy tested positive for the more virulent strain of the virus, first discovered in London and the southeast of England last month.
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