Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020. (Photos: Xinhua)

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

Medical team from Peking Union Medical College Hospital leaves Wuhan, capital of Hubei province, on April 15, 2020.

A resident holds a banner to thank medical workers from Beijing for help, April 15, 2020.

Wuhan residents wave goodbye to medical workers from Beijing who came to aid prevention and treatment efforts in the city on April 15, 2020.