28-07-2021, 10:39 AM
(28-07-2021, 08:34 AM)RiseofAsia Wrote: Dont read ST...
Read CNA news, still more balanced view.
The readers are not mainly dafts.
https://www.channelnewsasia.com/news/asi...y-15301994
BEIJING: Antibodies triggered by Sinovac's COVID-19 vaccine decline below a key threshold from around six months after a second dose for most recipients, although a third shot could have a strong boosting effect, according to a lab study.
Chinese researchers reported the findings from a study of blood samples from healthy adults aged between 18 to 59 in a paper published on Sunday (Jul 25), which has not been peer reviewed.