Krishnan, S., & Kiley, J. (2010). The lowest-dose, extended-cycle combined oral contraceptive pill with continuous ethinyl estradiol in the United States: A review of the literature on ethinyl estradiol 20 μg/levonorgestrel 100 μg + ethinyl estradiol 10 μg. Dove Medical Press.
Chicago-стиль цитированияKrishnan, Sheila, and Jessica Kiley. The Lowest-dose, Extended-cycle Combined Oral Contraceptive Pill With Continuous Ethinyl Estradiol in the United States: A Review of the Literature On Ethinyl Estradiol 20 μg/levonorgestrel 100 μg + Ethinyl Estradiol 10 μg. Dove Medical Press, 2010.
MLA-цитированиеKrishnan, Sheila, and Jessica Kiley. The Lowest-dose, Extended-cycle Combined Oral Contraceptive Pill With Continuous Ethinyl Estradiol in the United States: A Review of the Literature On Ethinyl Estradiol 20 μg/levonorgestrel 100 μg + Ethinyl Estradiol 10 μg. Dove Medical Press, 2010.