evidence: FERRAVANTE C, Arslan-Gatz BS, Dell'Annunziata F, Palumbo D, et al Dynamics of nasopharyngeal tract phageome and association with disease severity and age of patients during three waves of COVID-19. [...] Sinovac's CoronaVac or AstraZeneca/Oxford's AZD1222 SARS-CoV-2 vaccines. [...] ELGENDY MO, Abdelrahim MEA Public awareness about coronavirus vaccine, vaccine acceptance, and hesitancy.