BEIJING, Feb. 24 (Xinhua) -- The China-World Health Organization (WHO) joint expert team visited Hubei Province, epicenter of the COVID-19 outbreak, over the weekend to conduct field investigations, according to the National Health Commission (NHC).

The experts visited Tongji Hospital, the Wuhan Sports Center that was converted into a temporary hospital, and the provincial center for disease control and prevention to learn about epidemic prevention and control as well as medical treatment, the NHC said.

They also talked with officials and experts in the province and briefed the NHC director Ma Xiaowei on their findings and suggestions.