Three negatives and a positive: problems with coronavirus tests in China
Trader He Ximing in the Chinese city of Wuhan says he has no idea how or where he caught the coronavirus or why repeated nucleic acid tests showed he didn't have it. He was not a coronavirus patient, doctors told him, even though he had been having difficulty breathing with what he described as smothering chest congestion from early February.By April 23, 2020 at 08:00AM
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