APA (7th ed.) Citation

TM, M., & PA, H. (2013). Authors' reply to McMinn and colleagues and Caan. BMJ (Clinical research ed.), 347, f7442. https://doi.org/10.1136/bmj.f7442

Chicago Style (17th ed.) Citation

TM, Marteau, and Hall PA. "Authors' Reply to McMinn and Colleagues and Caan." BMJ (Clinical Research Ed.) 347 (2013): f7442. https://doi.org/10.1136/bmj.f7442.

MLA (9th ed.) Citation

TM, Marteau, and Hall PA. "Authors' Reply to McMinn and Colleagues and Caan." BMJ (Clinical Research Ed.), vol. 347, 2013, p. f7442, https://doi.org/10.1136/bmj.f7442.