There have been an incident of someone getting infected twice. Although there seems to be no confidence in the results: https://www.wired.com/story/did-a-woman-

There have been an incident of someone getting infected twice. Although there seems to be no confidence in the results: https://www.wired.com/story/did-a-woman-get-coronavirus-twice-scientists-are-skeptical/ https://www.wired.com/story/did-a-woman-get-coronavirus-twic...