1. Reddi D, Curran N, Chronic pain after surgery: pathophysiology, risk factors and prevention British Medical Journal, Volume 90, Issue 1062
2. Forsythe M, Dunbar MJ, Hennigar A W, Sullivan MJL, Gross M, Prospective relation between catastrophizing and residual pain following knee arthroplasty: two-year follow-up Pain Res Manag Jul-Aug 2008;13(4):335-41
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4. NICE guideline [NG157] Published: 04 June 2020 Joint replacement (primary): hip, knee and shoulder
