Longest Covid infection lasted more than 16 months, tests show
UK doctors who treated the patient at a London hospital say persistent infections are still rare. …
Dr David Strain from the University of Exeter Medical School, said: “We know that every time the virus replicates, it must reproduce its RNA – equivalent to manually copying a text book. We know if we were to transcribe an entire book we would make mistakes, so too does the virus. Every copy will produce mutations.
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