Dyfyniad APA

Moher, D., Liberati, A., Tetzlaff, J., Altman, D., & Grp, P. (2009). Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement.

Dyfyniad Arddull Chicago

Moher, D., A. Liberati, J. Tetzlaff, D. Altman, and P. Grp. Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement. 2009.

Dyfyniad MLA

Moher, D., et al. Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement. 2009.

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