COVID-19 vaccine
PittCoVacc is a vaccine invented by scientists from the University of Pittsburgh in Pennsylvania in the United States. It was invented to protect people from SARS-CoV-2, the virus that causes COVID-19. It was the first vaccine candidate, meaning vaccine that scientists thought would work well, published in a peer-reviewed study, meaning a scientific paper that other vaccine experts had read and approved before it was printed for people to read.