APA (7th ed.) Citation

Berrington de Gonzalez, A., Sweetland, S., & Spencer, E. (2003). A meta-analysis of obesity and the risk of pancreatic cancer.

Chicago Style (17th ed.) Citation

Berrington de Gonzalez, A., S. Sweetland, and E. Spencer. A Meta-analysis of Obesity and the Risk of Pancreatic Cancer. 2003.

MLA (9th ed.) Citation

Berrington de Gonzalez, A., et al. A Meta-analysis of Obesity and the Risk of Pancreatic Cancer. 2003.