Cite
MLA Citation
Robin Kroll et al.. “Postmarketing Safety of a Levonorgestrel/Ethinyl Estradiol Contraceptive Transdermal Delivery System [A24].” Obstetrics and gynecology, vol. 139, n.d., pp. 7S–8S. http://access.bl.uk/ark:/81055/vdc_100156697870.0x000051