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Public Documents
1
On the trail of the novel coronavirus at the start of the pandemic in the Lazio regio...
Giuseppe Sberna
and 6 more
January 30, 2024
SARS-CoV-2 RNA was not detected in 219 nasal/oro-pharyngeal swabs, analyzed for respiratory disease diagnosis at the National Institute for Infectious Diseases “Lazzaro Spallanzani”, from November 2019 to January 2020; these results suggest lack of unrecognized SARS-CoV-2 circulation before the identification of the first two cases in Italy.