APA (7th ed.) Citation

Mansournia, M. A., & Altman, D. G. (2018). Population attributable fraction. BMJ (Online), 360, k757. https://doi.org/10.1136/bmj.k757

Chicago Style (17th ed.) Citation

Mansournia, Mohammad Ali, and Douglas G. Altman. "Population Attributable Fraction." BMJ (Online) 360 (2018): k757. https://doi.org/10.1136/bmj.k757.

MLA (9th ed.) Citation

Mansournia, Mohammad Ali, and Douglas G. Altman. "Population Attributable Fraction." BMJ (Online), vol. 360, 2018, p. k757, https://doi.org/10.1136/bmj.k757.