Inclusion Criteria:  Age ≥18 years; Symptomatic COVID-19 disease within the last 14 days; Positive polimerase chain reaction (PCR) test for SARS-CoV-2 within the last 14 days; Need of hospitalization (duration ≥ 48 hours).  Exclusion Criteria:  Severe comorbidity with life expectancy less than 3 months; Death during hospitalization; Absence of telephone contact; Absence of proxy for patients with communication difficulties; Refusal or withdrawal of agreement to participate; Previous enrollment in the study.