claim: Read the article “How Covid-19 Vaccines Work and Future Lessons for Vaccination” by Gary Macdowell, PhD, University of Cambridge and Zachary Marcus, MD, MPhil, University of Cambridge. https://t.co/qGHxsDjxN2 #the195project #thinktank #covid19 #postcovid19 #nonprofit https://t.co/4ZEAOSWvnf