COVID-19(22) diagnostic(10) COVID-19 pandemic(7) Radiography(6) Patient(5) evaluate(5) Result(4) coronavirus(4) SARS-CoV-2(4) infection control(4) experience(4) hospital(4) Phase 1(3) responders(3) Radiological examinations(3) Infection(3) involved(3) Computed tomography(3) COVID-19 outbreak(3) high risk(3) less(3) Activation(3) operator(3) European country(3) serious infection(3) patient safety(3) Health(3) PPE(3) pandemic(3) Radiographers(3)