This is if you get long lasting antibodies from an asymptomatic case, which seems to be unclear. This seems to be early researcher needing more confirmation, b

This is if you get long lasting antibodies from an asymptomatic case, which seems to be unclear. This seems to be early researcher needing more confirmation, but see for example here: https://www.newsweek.com/coronavirus-antibodies-lost-10-wuhan-study-patients-within-21-days-1511850 https://www.newsweek.com/coronavirus-antibodies-lost-10-wuha...