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What a man reinfected with coronavirus after recovery may mean for immunity

A 33-YEAR-OLD man was found to have a second SARS-CoV-2 infection some four-and-a-half months after he was diagnosed with his first, from which he recovered. The man, who showed no symptoms, was diagnosed when he returned to Hong Kong after a trip to Spain. I am a virologist with expertise in coronaviruses and enteroviruses, and I’ve been curious […]