To possibly complicate matters a bit more, studies are now underway to try and determine if the coronavirus variant identified in South Africa may not be as vulnerable to COVID-19 vaccines as other strains.
If the answer is yes, then the vaccines would have to be tweaked, a process that takes some time, and might further delay the administration of vaccines. Not to mention putting more restrictions on travel.
If the answer is yes, then the vaccines would have to be tweaked, a process that takes some time, and might further delay the administration of vaccines. Not to mention putting more restrictions on travel.