APA Citatie

Piccirillo, J. F., Vlahiotis, A., Barrett, L. B., Flood, K. L., Spitznagel, E. L., & Steyerberg, E. W. (2008). The Changing Prevalence of Comorbidity Across the Age Spectrum.

Chicago Style citaat

Piccirillo, Jay F., Anna Vlahiotis, Laurel B. Barrett, Kellie L. Flood, Edward L. Spitznagel, en Ewout W. Steyerberg. The Changing Prevalence of Comorbidity Across the Age Spectrum. 2008.

MLA citatie

Piccirillo, Jay F., et al. The Changing Prevalence of Comorbidity Across the Age Spectrum. 2008.