Click on the link for the NEJM Journal Watch weekly update.  One hell of a great week for SARS-CoV-2 articles.

https://www.jwatch.org/fw117559/2021/02/27/latest-covid-19-news-week-ending-feb-27-2021

Meanwhile at the NIH/NIC…

People who have had evidence of a prior infection with SARS-CoV-2, the virus that causes COVID-19, appear to be well protected against being reinfected with the virus, at least for a few months, according to a newly published study from the National Cancer Institute (NCI).

NIH study finds that people with SARS-CoV-2 antibodies may have a low risk of future infection – https://www.nih.gov/news-events/news-releases/nih-study-finds-people-sars-cov-2-antibodies-may-have-low-risk-future-infection