Cita APA

Kemp, F. J. P., Sayers, A., Davey Smith, G., Tobias, J. H., & Evans, D. M. (2016). Authors’ response to Hartwig and Davies. Int J Epidemiol.

Chicago Style Citation

Kemp, From John P., Adrian Sayers, George Davey Smith, Jonathan H. Tobias, i David M. Evans. "Authors’ Response to Hartwig and Davies." Int J Epidemiol 2016.

Cita MLA

Kemp, From John P., et al. "Authors’ Response to Hartwig and Davies." Int J Epidemiol 2016.