\n“It’s becoming increasingly clear that many pathogens are able to quickly mutate. Like the proverbial leopard that changes its spots, a virus can change the antigens on its surface,” Pulendran said.
Credit: Connie Chornuk / Prime
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Раскрыты подробности о договорных матчах в российском футболе18:01
1.2 虚拟线程：一个厨师同时盯着好几道菜，效率爆炸