APA引文

Kirkham, J., Altman, D., & Williamson, P. (2010). Bias due to changes in specified outcomes during the systematic review process. Public Library of Science.

Chicago Style (17th ed.) Citation

Kirkham, J., D. Altman, and P. Williamson. Bias Due to Changes in Specified Outcomes During the Systematic Review Process. Public Library of Science, 2010.

MLA引文

Kirkham, J., et al. Bias Due to Changes in Specified Outcomes During the Systematic Review Process. Public Library of Science, 2010.