Characteristics of patients with Coronavirus Disease 2019 (COVID-19) and seasonal influenza at time of hospital admission: a single center comparative study

Sieber P, Vernazza P, Sieber R, Schlegel M, Gardiol C, Boggian K, Albrich W, Güsewell S, Flury D, Kohler P. Characteristics of patients with Coronavirus Disease 2019 (COVID-19) and seasonal influenza at time of hospital admission: a single center comparative study. BMC Infect Dis 2021; 21:271.