Tryggvadóttir, L., Tulinius, H., & Gudmundsdóttir, G. B. (1997). Oral contraceptive use at a young age and the risk of breast cancer: An Icelandic, population-based cohort study of the effect of birth year. Nature Publishing Group.
Citação norma ChicagoTryggvadóttir, L., H. Tulinius, and G. B. Gudmundsdóttir. Oral Contraceptive Use At a Young Age and the Risk of Breast Cancer: An Icelandic, Population-based Cohort Study of the Effect of Birth Year. Nature Publishing Group, 1997.
Deismireacht MLATryggvadóttir, L., H. Tulinius, and G. B. Gudmundsdóttir. Oral Contraceptive Use At a Young Age and the Risk of Breast Cancer: An Icelandic, Population-based Cohort Study of the Effect of Birth Year. Nature Publishing Group, 1997.
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