G. D. Giusti, B. Reitano, and A. Gili, “Pain assessment in the Emergency Department. Correlation between pain rated by the patient and by the nurse. An observational study”, Acta Biomed, vol. 89, no. 4-S, pp. 64–70, Feb. 2018, doi: 10.23750/abm.v89i4-S.7055.