Modarresi S, Lukacs MJ, Ghodrati M, Salim S, et al. A Systematic Review and Synthesis of Psychometric Properties of the Numeric Pain
Rating Scale and the Visual Analog Scale for Use in People with Neck Pain. Clin J Pain 2021 Oct 26. pii: 00002508-900000000-98558.
PMID: 34699406