[dabigv13]

Telling that this is the ONLY proven case of reinfection in the US. So it is not a common thing by any means. 

Also-

[Tweet]https://twitter.com/florian_krammer/status/1315792239768023042?s=20[/tweet]

the presence of IgM antibodies with the second infection implies poor or no immune response to the first infection.

[dabigv13]

Telling that this is the ONLY proven case of reinfection in the US. So it is not a common thing by any means. 

Also-

[Tweet]https://twitter.com/florian_krammer/status/1315792239768023042?s=20[/tweet]

the presence of IgM antibodies with the second infection implies poor or no immune response to the first infection.