APA (7th ed.) Citation

Nadia Obi, Alina Vrieling, & Judith Heinz. (2011). Estrogen metabolite ratio: Is the 2-hydroxyestrone to 16α-hydroxyestrone ratio predictive for breast cancer? Dove Medical Press.

Chicago Style (17th ed.) Citation

Nadia Obi, Alina Vrieling, and Judith Heinz. Estrogen Metabolite Ratio: Is the 2-hydroxyestrone to 16α-hydroxyestrone Ratio Predictive for Breast Cancer? Dove Medical Press, 2011.

MLA (9th ed.) Citation

Nadia Obi, et al. Estrogen Metabolite Ratio: Is the 2-hydroxyestrone to 16α-hydroxyestrone Ratio Predictive for Breast Cancer? Dove Medical Press, 2011.

Warning: These citations may not always be 100% accurate.