https://www.who.int/director-general/speeches/detail/who-director-general-s-remarks-at-the-member-state-briefing-on-the-report-of-the-international-team-studying-the-origins-of-sars-cov-2
The team also visited several laboratories in Wuhan and considered the possibility that the virus entered the human population as a result of a laboratory incident.
However, I do not believe that this assessment was extensive enough. Further data and studies will be needed to reach more robust conclusions.
Although the team has concluded that a laboratory leak is the least likely hypothesis, this requires further investigation, potentially with additional missions involving specialist experts, which I am ready to deploy.
世卫组织总干事谭德塞突变？