My Topic is The role of risk factors in the outcome measures in patient diagnosed with Covid -19. am not allowed to use these two articles, . The timeline and risk factors of clinical progression of COVID-19 in Shenzhen, China DOI: https://doi.org/10.1186/s12967-020-02423-8 (Links to an external site.) 2. Clinical characteristics of different subtypes and risk factors for the severity of illness in patients with COVID-19 in Zhejiang, China .