@article{202101.0290, doi = {}, url = {https://doi.org/}, year = 2021, month = {January}, publisher = {Preprints}, author = {Kuan-Fu Chen and Ismaeel Yunusa and Su-Hsun Liu and Chin‐Chieh Wu and Chun‐Fu Yeh and Shih-Tsung Han and Chih-Yang Mao and Dasari Harika and Richard Rothman and Andrew Pekosz}, title = {Distribution of Symptoms, Comorbidities, and Severity Among Patients with COVID-19 by Age Groups, Countries, and Stages of Outbreak: A Systematic Review and Meta-Analysis}, journal = {Preprints} }