APA (7th ed.) Citation

Downie, A., Williams, C. M., Henschke, N., Hancock, M. J., Ostelo, R. W. J. G., Vet, H. C. W. d., . . . Maher, C. G. (2013). Red flags to screen for malignancy and fracture in patients with low back pain: Systematic review. The BMJ, 347, . https://doi.org/10.1136/bmj.f7095

Chicago Style (17th ed.) Citation

Downie, Aron, et al. "Red Flags to Screen for Malignancy and Fracture in Patients with Low Back Pain: Systematic Review." The BMJ 347 (2013). https://doi.org/10.1136/bmj.f7095.

MLA (9th ed.) Citation

Downie, Aron, et al. "Red Flags to Screen for Malignancy and Fracture in Patients with Low Back Pain: Systematic Review." The BMJ, vol. 347, 2013, https://doi.org/10.1136/bmj.f7095.