Study: Mutant coronavirus has emerged, even more contagious than original 0 05.05.2020 18:55 «Star Tribune» (startribune.com) In addition to spreading faster, it may make people vulnerable to a second infection after a first bout with the disease, the report warned. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
