📍TROUBLING. “Danny Altmann, professor of immunology at Imperial, guesses recovered patients from #COVID19 have perhaps 90% protection for a “fair while”. But how long? “I would bet my house on you being safe for possibly a year but not much longer” 🧵 https://t.co/oFxga5DGE4
— Eric Feigl-Ding (@DrEricDing) October 7, 2020