RAFAEL, Maria Ana et al. Portuguese Results of the ETICC Study: Impact of the Pandemic COVID-19 in the Diagnosis and Management of Colorectal Cancer in 2020 in Portuguese Hospitals. GE Port J Gastroenterol [online]. 2024, vol.31, n.4, pp.32-37.  Epub Sep 30, 2024. ISSN 2341-4545.