"There is currently no evidence that people who have recovered from COVID-19 and have antibodies are protected from a second infection." https://www.who.int/ne

"There is currently no evidence that people who have recovered from COVID-19 and have antibodies are protected from a second infection." https://www.who.int/news-room/commentaries/detail/immunity-passports-in-the-context-of-covid-19 https://www.who.int/news-room/commentaries/detail/immunity-p...