China refused to give raw data on early COVID-19 cases to a World Health Organization-led team probing the origins of the pandemic, one of the team’s investigators said, potentially complicating efforts to understand how the outbreak began.
China refused to give raw data on early COVID-19 cases to a World Health Organization-led team probing the origins of the pandemic, one of the team’s investigators said, potentially complicating efforts to understand how the outbreak began.