An antibody scan finds that most children in the United States have contracted the coronavirus
credit: Sarah Selbiger/UPI/Shutterstock Nearly two out of three children ages one to four in the United States have been infected with SARS-CoV-2, according to a national analysis.1. Injuries in that age group increased more than at any other time during the Omicron wave, which the researchers say explains the variant’s high transmissibility. The researchers looked …