From Delta to Omicron in 20 Days - Medscape

A Spanish healthcare worker who had received three doses of the COVID-19 vaccine was infected twice by the virus. She had the shortest known time between SARS-CoV-2 infections to date.

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. A group of Spanish researchers presented an interesting case report last month at the 2022 Europe… [+3061 chars]

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