U.S. health regulators have authorized an extra dose of the Pfizer or Moderna COVID-19 vaccines in people with weakened immune systems to better protect them from the virus.
Subscribe to WCVB on YouTube now for more: [ Ссылка ]
Get more Boston news: [ Ссылка ]
Like us: [ Ссылка ]
Follow us: [ Ссылка ]
Instagram: [ Ссылка ]
