[Preprint] Vaccine effectiveness of two and three doses of Pfizer and CoronaVac against COVID-19 in Hong Kong.
25 Mar, 2022 | 09:43h | UTC
Commentary on Twitter
New data from Hong Kong on Coronavac and Pfizer vaccines implicates lack of vaccination and boosters in people of advanced age, not type of vaccine, for extreme fatality rates.
2 doses: Coronavac less protective than Pfizer
3 doses: equivalent VEhttps://t.co/BSOGscPvmc pic.twitter.com/UZqYhN7zP5— Eric Topol (@EricTopol) March 23, 2022