Prevalence and risk factors for postinfectious cough in discharged patients with coronavirus disease 2019 (COVID-19) - Chen, Yuehan; Zhang, Xu; Zeng, Xiansheng; Xu, Tingting; Xiao, Wei; Yang, Xuejiao; Zhan, Wenzhi; Zhan, Chen; Lai, Kefang (Journal of Thoracic Disease, 2022)