According to a new study published in the journal Science, the first Covid-19 case — or ‘patient zero’ — was a female seafood vendor at an animal market in Wuhan, China, who became symptomatic on December 11, 2019. According to earlier reports, the first Covid patient was a 41-year-old male accountant who lived 30 kilometres south of Huanan Market and reported his ailment on December 8.…