The Effect of a Single Midcycle Administration of 0.5 or 2.0 mg Dienogest (17α-cyanomethyl- 17β-hydroxy-estra-4, 9-dien-3-one)on Pituitary and Ovarian Function - Investigation for the Use as a Postcoital Contraceptive1) - Köhler, G.; Göretzlehner, G.; Rudolf, K.; Rüting, Marion; Meissner, J.; Kunkel, S.; Schollberg, K. (Experimental and Clinical Endocrinology & Diabetes, 1984)