Peng Zhiyong (L), head of the department of critical care medicine of Zhongnan Hospital, and Huang Shuli, who is on the mend, bid Chinese Lunar New Year greetings to each other in the intensive care unit (ICU) ward of Zhongnan Hospital of Wuhan University in Wuhan, central China's Hubei Province, Jan. 24, 2020. (Xinhua/Xiong Qi)