@benny171a @lotzof_gas @activia513 @krtmd @jonathanchait Bivalent vaccines for earlier stains (beta, delta, and BA.1) have gone through human trials. They behaved the same as any other strain vaccine.
@benny171a @lotzof_gas @activia513 @krtmd @jonathanchait 针对早期污渍（beta、delta 和 BA.1）的二价疫苗已通过人体试验。它们的行为与任何其他毒株疫苗相同。