Hierarchical clustering by patient-reported pain distribution alone identifies distinct chronic pain subgroups differing by pain intensity, quality, and clinical outcomes

Alter, B. J., Anderson, N. P., Gillman, A. G., Yin, Q., Jeong, J. H., & Wasan, A. D. (2021). Hierarchical clustering by patient-reported pain distribution alone identifies distinct chronic pain subgroups differing by pain intensity, quality, and clinical outcomes. PloS one, 16(8), e0254862. PMID: 34347793