Primary Outcomes
Measure: Point prevalence of COVID-19 infection Time: Baseline up to 6 months
Secondary Outcomes
Measure: Incidence of COVID-19 infection Time: Baseline up to 6 months
Measure: Percentage of subjects presenting fever or respiratory symptoms Time: Baseline up to 6 months
Measure: Evaluate the relationship between COVID-19 infection and chronic pharmacological treatments Time: Baseline up to 6 months
Measure: Evaluate the relationship between COVID-19 infection and comorbid medical conditions Time: Baseline up to 6 months