APA استشهاد

Azzato, E. M., Greenberg, D., Shah, M., Blows, F., Driver, K. E., Caporaso, N. E., & Pharoah, P. D. P. (2009). Prevalent cases in observational studies of cancer survival: Do they bias hazard ratio estimates? Nature Publishing Group.

استشهاد بنمط شيكاغو

Azzato, E M., D. Greenberg, M. Shah, F. Blows, K E. Driver, N E. Caporaso, و P D P. Pharoah. Prevalent Cases in Observational Studies of Cancer Survival: Do They Bias Hazard Ratio Estimates? Nature Publishing Group, 2009.

MLA استشهاد

Azzato, E M., et al. Prevalent Cases in Observational Studies of Cancer Survival: Do They Bias Hazard Ratio Estimates? Nature Publishing Group, 2009.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.