According to Reuters, 수원룸사롱 a team of researchers at Oxford University tracked down Corona 19 infections among medical workers for 30 weeks since April, and 89 out of 11,52 people who had no antibodies were infected with corona19. On the other hand, none of the 1,246 people who had antibodies to Corona 19 were re-infected with symptoms. It also showed that 76 of those without antibodies were confirmed asymptomatic, 분당룸사롱 but only three of those with antibodies were re-infected without symptoms and soon recovered. Professor David Air, who led the study, said, "It's very good news that you don't get corona 19 again, at least for a short time."
The World Health Organization (WHO) welcomed the findings, 신림룸사롱 saying, "It's really good news to know how long the human immune response lasts."