Cervellin, Gianfranco, Ivan Comelli, Andrea Bellone, Fabrizio Giostra, Nicoletta Acierno, Michele Mitaritonno, Ciro Paolillo, Fabrizio Mastroianni, Matteo Pistorello, Gianni Rastelli, Giorgio Ricci, Andrea Tenci, and Guido Caironi. 2018. “Multicenter Survey on Emergency nurses’ Perception of Numerical Rating Scale Reliability at Triage Time in Adult Emergency Department Patients”. Emergency Care Journal 14 (3). https://doi.org/10.4081/ecj.2018.7787.