Long but worthwhile article. Immunity may not be a

Long but worthwhile article. Immunity may not be a given after getting the virus once. This woman, like 8% of the confirmed-diagnosis patients, had very few antibodies. This means that 1) people might get sick a 2nd time; 2) vaccines may not work on a large portion of the population.

https://www.yahoo.com/news/woman-recovered-co...00048.html