Association of Overlapped and Un-overlapped Comorbidities with COVID-19 Severity and Treatment Outcomes: A Retrospective Cohort Study from Nine Provinces in China.

Yan Ma, Dong Shan Zhu, Ren Bo Chen, Nan Shi, Si Hong Liu, Yi Pin Fan, Gui Wu, Pu Ye Yang, Jiang Feng Bai, Hong Chen, Li Ying Chen, Qiao Feng, Tuan Mao Guo, Yong Hou, Gui Fen Hu, Xiao Mei Hu, Yun Hong Hu, Jin Huang, Qiu Hua Huang, Shao Huang, Liang Ji, Hai Jin, Xiao Lei, Chun Yan Li, Min Qing Li, Qun Tang Li, Xian Yong Li, Hong De Liu, Jinping Liu, Zhang Liu, Ting Yu, Ya Mao, Liu Mo, Hui Na, Jing Wei Wang, Fang Li Song, Sheng Sun, Dong Ting Wang, Ming Xuan Wang, Xiaoyan Wang, Yin Zhen Wang, Yu Dong Wang, Wei Wu, Lan Wu, Yan Xiao, Hai Xie, Hong Xu, Shou Fang Xu, Rui Xue, Chun Yang, Kai Jun Yang, Sheng Yuan, Gong Qi Zhang, Jin Bo Zhang, Lin Song Zhang, Shu Sen Zhao, Wan Ying Zhao, Kai Zheng, Ying Zhou, Jun Zhu, Tian Zhu, Hua Min Zhang, Yanping Wang, Yong Yan Wang