Luo Yueying (R), the head nurse from the First Affiliated Hospital of Chongqing Medical University, says goodbye to her daughter and husband at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Medical team members arrive at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Medical team members arrive at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Liu Chan)

Zen Yao hugs his wife Wu Yanjie, a medical worker from Chongqing Emergency Medical Center, at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Luo Yueying (L), the head nurse from the First Affiliated Hospital of Chongqing Medical University, says goodbye to her daughter and husband at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Jiang Lei, a doctor from the First Affiliated Hospital of Chongqing Medical University, hugs his fiancee Gao Jia at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Zhang Weihua, a medical worker from the First Affiliated Hospital of Chongqing Medical University, waves goodbye to her husband at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Medical team members pose for a photo at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Liu Chan)

Luo Yueying (L), the head nurse from the First Affiliated Hospital of Chongqing Medical University, says goodbye to her daughter and husband at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)

Wu Yanjie, a medical worker from Chongqing Emergency Medical Center, says goodbye to her husband Zeng Yao at Chongqing Jiangbei International Airport in southwest China's Chongqing, Jan. 26, 2020. A team comprised of more than 130 medical workers from Chongqing left for Xiaogan City of Hubei Province on Sunday to aid the novel coronavirus control efforts there. (Xinhua/Wang Quanchao)