Infection with the Omicron variant of SARS-CoV-2 is associated with less severe disease in hospitalized patients with COVID-19

Affiliations

• ¹ Infectious Diseases Department, Hospital Clinic of Barcelona-IDIBAPS, Universitat de Barcelona, C/ Villarroel 170, Barcelona 08036, Spain. Electronic address: tfaiello@clinic.cat.
• ² Infectious Diseases Department, Hospital Clinic of Barcelona-IDIBAPS, Universitat de Barcelona, C/ Villarroel 170, Barcelona 08036, Spain.
• ³ Microbiology Department, Hospital Clinic, University of Barcelona, ISGLOBAL, Barcelona, Spain.
• ⁴ Infectious Diseases Department, Hospital Clinic of Barcelona-IDIBAPS, Universitat de Barcelona, C/ Villarroel 170, Barcelona 08036, Spain. Electronic address: cgarciav@clinic.cat.