31-03-2022, 07:42 AM
A study by the University of Hong Kong revealed that three shots of CoronaVac offered approximately 98 percent protection against death or severe illness in those over 60 years old, underscoring the importance of boosters for those who have received that Covid-19 shot.
The effective rates in preventing the death of Sinovac and BioNTech were 98.3 percent and 98.1 percent respectively.
https://mb.com.ph/2022/03/30/hk-study-sh...e-elderly/
It lasts longer and reduces virus load.
The effective rates in preventing the death of Sinovac and BioNTech were 98.3 percent and 98.1 percent respectively.
https://mb.com.ph/2022/03/30/hk-study-sh...e-elderly/
It lasts longer and reduces virus load.