APA (7th ed.) Citation

Boyd, C. M., Sauver, J. L. S., Chamberlain, A. M., Rocca, W. A., Grossardt, B. R., & Bobo, W. V. Multimorbidity, ageing and mortality: Normative data and cohort study in an American population. BMJ Publishing Group.

Chicago Style (17th ed.) Citation

Boyd, Cynthia M., Jennifer L St Sauver, Alanna M. Chamberlain, Walter A. Rocca, Brandon R. Grossardt, and William V. Bobo. Multimorbidity, Ageing and Mortality: Normative Data and Cohort Study in an American Population. BMJ Publishing Group.

MLA (9th ed.) Citation

Boyd, Cynthia M., et al. Multimorbidity, Ageing and Mortality: Normative Data and Cohort Study in an American Population. BMJ Publishing Group.