Swiftly waning Covid-19 immunity poses vaccination challenge, here’s why - Hindustan Times 16-Jul-2020

Swiftly waning Covid-19 immunity poses vaccination challenge, here’s why - Hindustan Times

Preliminary studies in China, Germany, Britain and elsewhere have found that patients infected with the novel coronavirus make protective antibodies as part of their immune system’s defences, but these appear to last only a few months.