Systematic review and meta-analysis of the CT imaging characteristics of infectious pneumonia - Liu, Yali; Zhou, Xiaohuan; Liu, Xiao; Yi, Yingjie; Zhang, Shanshan; Wang, Jihong; Yuan, Fengjuan (Annals of Palliative Medicine; Vol 10, No 10 (October 31, 2021): Annals of Palliative Medicine, 2021)