Yale March 10, 2023 9:12 pm Yale School of Medicine Recruiting People for a Study on Long COVID A professor of immunology at Yale School of Medicine is studying long COVID and possible links to autoimmune diseases. US & World Videos 1:43 How to tell if it's COVID, flu or fall allergies and what to do 1:59 New COVID-19 vaccines, free tests available as cases rise 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 1:33 People weigh updated COVID-19 boosters as FDA potential approval nears 2:26 COVID-19 Public Health Emergency Ends in Connecticut