Cita APA

Hale, S. A., Jones, C. W., Osol, G., Schonberg, A., Badger, G. J., & Bernstein, I. M. (2010). Sildenafil Increases Uterine Blood Flow in Nonpregnant Nulliparous Women.

Chicago Style Citation

Hale, Sarah A., Cresta W. Jones, George Osol, Adrienne Schonberg, Gary J. Badger, i Ira M. Bernstein. Sildenafil Increases Uterine Blood Flow in Nonpregnant Nulliparous Women. 2010.

Cita MLA

Hale, Sarah A., et al. Sildenafil Increases Uterine Blood Flow in Nonpregnant Nulliparous Women. 2010.