Experts from the World Health Organization (WHO) and China on Monday visited Wuhan Center for Disease Control and Prevention (CDC) as well as Hubei Provincial CDC.

The China-WHO joint team went to laboratories during their visits to Hubei and Wuhan CDCs, including a biosafety level three laboratory and a flu reference lab. The team also looked at samples and research data of initial COVID-19 cases and spoke with experts at the two centers.