Tag: immunity


3rd dose of Covid-19 vaccine may be needed after 18 months: health officials

Singapore – Health authorities have announced that people will likely need a third dose of the Covid-19 vaccines currently available in Singapore as these...

What we know about the new Brazilian Covid-19 variant P.1

India -- Britain on Monday sent out a public appeal to locate the mystery individual infected with an extremely infectious variant of coronavirus first...

NCID: Discharged COVID-19 patients cured of virus, but is their immunity long-lasting?

SINGAPORE — Experts at the National Centre for Infectious Diseases (NCID) announced that all COVID-19 patients who have been discharged in Singapore are cured of the coronavirus,...