Peach, E. J., Pearce, F. A., Gibson, J., Andrew J. Cooper, A. J., Chen, L.-C., & Knaggs, R. D. (2021). Opioids and the risk of fracture: a self-controlled case series study in the Clinical Practice Research Datalink. American Journal of Epidemiology, 190(7), 1324-1331. https://doi.org/10.1093/aje/kwab042