Treatment(5) Cancer(5) COVID-19(4) Patient(4) coronavirus(3) Europe(2) Impact(2) flap(2) outbreak(2) moderate(2) cancer treatment(2) Surgical risk(2) 95% CI(2) acute respiratory syndrome(2) clinical parameter(2) urgent investigation(2) SARS-COV-2 infection(2) performed(2) indirect mechanism(2) Symptom(2) applied(2) anticipated(2) risk(2) Mild(2) SCC(2) incidence(2) Deleterious(2) Squamous cell carcinoma(2) Patients with cancer(2) Mann-Whitney U test(2)