Association between long-term smoking cessation and COVID-19 outcomes: Findings from a nationwide cross-sectional online survey in China. - Zhou, Xinmei; Aihemaiti, Ailifeire; Cheng, Anqi; Liu, Zhao; Su, Zheng; Xie, Ying; Huang, Zhenxiao; Zhao, Liang; Xia, Xin; Liu, Yi; Song, Qingqing; Xiao, Dan; et al. (Tobacco Induced Diseases, 2025)