Could immunity last 17 YEARS? Singaporean researchers find SARS patients still have crucial T cells

People infected with SARS still have crucial white T cells. Researchers in Singapore said it supports the notion the same could be true for the closely related coronavirus SARS-Cov-2. https://www.dailymail.co.uk/news/article-8529429/Could-immunity-17-YEARS-Singaporean-researchers-SARS-patients-crucial-T-cells.html?ns_mchannel=rss&ns_campaign=1490&ito=1490