Citations for: Wild, M. J.; Rudland, P. S.; Back, D. J. Metabolism of the Oral Contraceptive Steroids Ethynylestradiol, Norgestimate and 3-Ketodesogestrel by a Human Endometrial Cancer Cell Line (HEC-1A) and Endometrial Tissue in Vitro. J. Steroid Biochem. Mol. Biol. 1993, 45 (5), 407–420.