SARS COV 2: GLI ASINTOMATICI NON SONO CONTAGIOSI!

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7219423/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7219423/pdf/main.pdf

https://sulatestagiannilannes.blogspot.com/search?q=coronavirus