Categories Articles Compared to Polio and Smallpox, America’s COVID-19 Vaccination Campaign Is Going Great Post author By crystalg Post date December 17, 2021 TIME… Tags America's, Campaign, Compared, COVID19, going, Great, Polio, smallpox, vaccination
Categories Articles Epidemic patterns revealed through three centuries of smallpox death records Post author By crystalg Post date January 6, 2021 Study Finds… Tags centuries, Death, epidemic, patterns, Records, revealed, smallpox, Three, through'