G. L. D'Alò, “Nose-pharyngeal swabs as a screening test for SARS-CoV-2 infection in patients with scheduled elective surgery: the experience of the Hygiene Service of the Local Health Authority Roma 1”, Ann Ig, vol. 33, no. 4, pp. 393–398, Sep. 2025, doi: 10.7416/ai.2020.2400.