Oba vedouci vyrobci SARS-COV2 vakciny zacinaj testovat treti genomicky modifikovanou davku:
https://www.foxnews.com/health/pfizer-studying-third-covid-19-vaccine-dose-to-fight-new-strains
Oba vedouci vyrobci SARS-COV2 vakciny zacinaj testovat treti genomicky modifikovanou davku:
https://www.foxnews.com/health/pfizer-studying-third-covid-19-vaccine-dose-to-fight-new-strains