28-07-2021, 08:13 PM
(28-07-2021, 08:11 PM)theold Wrote:It takes time for your body to learn and win a fight with the inactivated viruses. Your body will know how to fight the covid virus lor. Looks like they will only update the viruses after WHO requests them to. If the virus mutates more than 50%, they will likely update with a new patch.(28-07-2021, 07:55 PM)debono Wrote: What happens after 2 weeks after the second dose.?