COVID-19 among workers of a comprehensive cancer centre between first and second epidemic waves (2020): a seroprevalence study in Catalonia, Spain.

Objectives: Patients with cancer are at higher risk for severe COVID-19 infection. COVID-19 surveillance of workers in oncological centres is crucial to assess infection burden and prevent transmission. We estimate the SARS-CoV-2 seroprevalence among healthcare workers (HCWs) of a comprehensive cancer centre in Catalonia, Spain, and analyse its association with sociodemographic characteristics, exposure factors and behaviours.

Fiber burden and asbestos-related diseases: an umbrella review.

Objective: What are the levels of asbestos exposure that cause each type of health effect? The objective of this study was to review the available scientific evidence on exposure levels for asbestos and their relationship to health effects.

Method: An umbrella review of English-language reviews and meta-analyses, from 1980 to March 2021 was conducted. We included reviews involving quantified asbestos exposures and health outcomes.

Adoption of preventive measures after returning to work among workers affected by De Quervain's tenosynovitis.

Objectives: To determine whether if there was any increase in preventive measures adopted following reincorporation to their jobs among workers affected by De Quervain's tenosynovitis (DQT), who were treated by surgical intervention.

Methods: Study subjects where those workers, members of a mutual health insurance scheme, who were operated on between June 2006 and June 2009 (n=52). For each worker we checked whether preventive measures had been taken in their workplace, both before their episode, and following reincorporation.