Comment on 'Diagnosis and treatment of basal cell carcinoma: European consensus-based interdisciplinary guidelines'. (May 2020) - Peris, Ketty; Fargnoli, Maria C.; Garbe, Claus; Kaufmann, Roland; Bastholt, Lars; Seguin, Nicole B.; Bataille, Veronique; del Marmol, Veronique; Dummer, Reinhard; Harwood, Catherine A.; Hauschild, Axel; Höller, Christoph; et al.