APA (7th ed.) Citation

Polyzos, N., Mauri, D., & Tzioras, S. (2009). Letrozole in ovulation induction: Time to make decisions. Human Reproduction Update, 15(2), 263. https://doi.org/10.1093/humupd/dmn050

Chicago Style (17th ed.) Citation

Polyzos, N.P, D. Mauri, and S. Tzioras. "Letrozole in Ovulation Induction: Time to Make Decisions." Human Reproduction Update 15, no. 2 (2009): 263. https://doi.org/10.1093/humupd/dmn050.

MLA (9th ed.) Citation

Polyzos, N.P, et al. "Letrozole in Ovulation Induction: Time to Make Decisions." Human Reproduction Update, vol. 15, no. 2, 2009, p. 263, https://doi.org/10.1093/humupd/dmn050.