10 December 2022 : Clinical Research
Retrospective Study to Identify Risk Factors for Severe Disease and Mortality Using the Modified Early Warning Score in 5127 Patients with COVID-19 Admitted to an Emergency Department in Poland Between March 2020 and April 2021
Sławomir Butkiewicz1ABDEF, Artur Zaczyński2B, Igor Pańkowski1B, Piotr Tomaka3DF, Ewa Rzońca4DF, Daniel Ślęzak

DOI: 10.12659/MSM.938647
Med Sci Monit 2022; 28:e938647

Figure 1 Flow chart of patients included in the study.