Bergquist , Christer, Sven Johan Nillius, and Leif Wide. “Peptide Contraception in Women: Inhibition of Ovulation by Chronic Intranasal LRH Agonist Therapy”. Upsala Journal of Medical Sciences 89, no. 2 (June 1, 1984): 99-106. Accessed March 30, 2026. https://ujms.net/index.php/ujms/article/view/7013.