Author: Penghui Yang; Yibo Ding; Zhe Xu; Rui Pu; Ping Li; Jin Yan; Jiluo Liu; Fanping Meng; Lei Huang; Lei Shi; Tianjun Jiang; Enqiang Qin; Min Zhao; Dawei Zhang; Peng Zhao; Lingxiang Yu; Zhaohai Wang; Zhixian Hong; Zhaohui Xiao; Qing Xi; Dexi Zhao; Peng Yu; Caizhong Zhu; Zhu Chen; Shaogeng Zhang; Junsheng Ji; Guangwen Cao; Fusheng Wang
Title: Epidemiological and clinical features of COVID-19 patients with and without pneumonia in Beijing, China Document date: 2020_3_3
ID: 2vdvswda_7
Snippet: Categorical variables were compared using the χ 2 test or the Fisher exact test......
Document: Categorical variables were compared using the χ 2 test or the Fisher exact test.
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