The implication is that current measures of social isolation alone will slow down the spread of Covid 19, as they have in Italy, but are unlikely to contain it, as they have in South Korea and China, and hopefully Germany. Only sufficient testing capacity can do that.

— Andrea Matranga πŸ‡ΊπŸ‡¦πŸŒ» (@andreamatranga) March 17, 2020