Chronic pain: a review of its epidemiology and associated factors in population-based studies.
Br J Anaesth. 2019 Aug;123(2):e273-e283. doi: 10.1016/j.bja.2019.03.023. Epub 2019 May 10.
Br J Anaesth. 2019.
PMID: 31079836
Free PMC article.
Review.