Deputies to the Ministry of Public Works for Retirement in Phase 3 of El Salvador Hospital | El Salvador News
Does the COVID-19 vaccine lose its effectiveness over time and should it be taken annually like the flu shot?
:strip_exif(true):strip_icc(true):no_upscale(true):quality(65)/cloudfront-us-east-1.images.arcpublishing.com/gmg/PCX7C45DO5GZRP6RBBTOQWQW3M.jpg "Does the COVID-19 vaccine lose its effectiveness over time and should it be taken annually like the flu shot?")
:strip_exif(true):strip_icc(true):no_upscale(true):quality(65)/cloudfront-us-east-1.images.arcpublishing.com/gmg/QJOJFWLPRRC27JT33U6ZNTAE3E.png "Cases for coronavirus in Michigan up to 504,410; The death toll now stands at 12,867")