RT @gloquenzi: Un trionfo della scienza !
Covid-19 vaccines saved an estimated 20m lives during their first year https://www.economist.com/graphic-detail/2022/07/07/covid-19-vaccines-saved-an-estimated-20m-lives-during-their-first-year
🐦🔗: https://nitter.eu/SilviaCostaEU/status/1546233086874198016