Dyfyniad APA

Smith Byrne, K., Castaño, J., Chirlaque, M., Lilja, H., Agudo, A., Ardanaz, E., . . . Travis, R. (2017). Vasectomy and prostate cancer risk in the European Prospective Investigation Into Cancer and Nutrition (EPIC). American Society of Clinical Oncology.

Dyfyniad Arddull Chicago

Smith Byrne, K., et al. Vasectomy and Prostate Cancer Risk in the European Prospective Investigation Into Cancer and Nutrition (EPIC). American Society of Clinical Oncology, 2017.

Dyfyniad MLA

Smith Byrne, K., et al. Vasectomy and Prostate Cancer Risk in the European Prospective Investigation Into Cancer and Nutrition (EPIC). American Society of Clinical Oncology, 2017.

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