W, J., D, H., D, T., & M, M. (2013). Investigation of the hemostatic effect of a transdermal patch containing 0.55 mg ethinyl estradiol and 2.1 mg gestodene compared with a monophasic oral contraceptive containing 0.03 mg ethinyl estradiol and 0.15 mg levonorgestrel: An open-label, randomized, crossover study. Drugs in R&D, 13(3), 223. https://doi.org/10.1007/s40268-013-0028-2
Chicago Style (17th ed.) CitationW, Junge, Heger-Mahn D, Trummer D, and Merz M. "Investigation of the Hemostatic Effect of a Transdermal Patch Containing 0.55 Mg Ethinyl Estradiol and 2.1 Mg Gestodene Compared with a Monophasic Oral Contraceptive Containing 0.03 Mg Ethinyl Estradiol and 0.15 Mg Levonorgestrel: An Open-label, Randomized, Crossover Study." Drugs in R&D 13, no. 3 (2013): 223. https://doi.org/10.1007/s40268-013-0028-2.
MLA (9th ed.) CitationW, Junge, et al. "Investigation of the Hemostatic Effect of a Transdermal Patch Containing 0.55 Mg Ethinyl Estradiol and 2.1 Mg Gestodene Compared with a Monophasic Oral Contraceptive Containing 0.03 Mg Ethinyl Estradiol and 0.15 Mg Levonorgestrel: An Open-label, Randomized, Crossover Study." Drugs in R&D, vol. 13, no. 3, 2013, p. 223, https://doi.org/10.1007/s40268-013-0028-2.