Dyfyniad APA

Algra, A., & Rothwell, P. (2012). Effects of regular aspirin on long-term cancer incidence and metastasis: A systematic comparison of evidence from observational studies versus randomised trials.

Dyfyniad Arddull Chicago

Algra, A., and P. Rothwell. Effects of Regular Aspirin on Long-term Cancer Incidence and Metastasis: A Systematic Comparison of Evidence from Observational Studies Versus Randomised Trials. 2012.

Dyfyniad MLA

Algra, A., and P. Rothwell. Effects of Regular Aspirin on Long-term Cancer Incidence and Metastasis: A Systematic Comparison of Evidence from Observational Studies Versus Randomised Trials. 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.