The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continues to spread
worldwide as a severe pandemic. Although its seroprevalence is highly variable among …

Despite their considerable prevalence, dynamics of hospital‐associated COVID‐19 are still
not well understood. We assessed the nature and extent of air‐and surface‐borne SARS …

While several studies have described the clinical course of patients with coronavirus
disease 2019 (COVID-19), direct comparisons with patients with seasonal influenza are …

Introduction Little is known about risk factors for both Long COVID and somatic symptoms
that develop in individuals without a history of COVID-19 in response to the pandemic. There …

In this study, we directly compared coronavirus disease 2019 (COVID-19) patients
hospitalized during the first (27 February–28 July 2020) and second (29 July–31 December …

So far, only a few reports about reinfections with SARS-CoV-2 have been published, and
they often lack detailed immunological and virological data. We report about a SARS-CoV-2 …

Health workers (HW) are at increased risk for SARS-CoV-2 infection. In order to monitor the
infection dynamic on the basis of contact with patients, HW at the St. Antonius Hospital …

Background SARS-CoV-2 cases in Germany increased in early March 2020. By April 2020,
cases among health care workers (HCW) were detected across departments at a tertiary …

In this longitudinal cohort study, we assessed the severe acute respiratory syndrome
coronavirus type 2 (SARS-CoV-2) seroconversion rates and analyzed the coronavirus …

In self-reports, employees frequently use self-selected social comparisons to assess
workplace stressors and resources, but these comparisons vary within and between …