No one knows why these Covid-19 patients' symptoms keep relapsing
On April 11, more than a month after she first fell ill with Covid-19, Melanie Montano spritzed perfume around her bedroom to test her senses. She couldn't smell anything. The next morning, Montano
https://www.vox.com/2020/6/4/21274727/covid-19-symptoms-timeline-nausea-relapse-long-term-effects
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