Shailja Verma, and Pratap Kumar. “Circulating Progesterone Levels and Ongoing Pregnancy Rates in Controlled Ovarian Stimulation Cycles in Assisted Reproduction Techniques”. Global Journal of Medical Research 17, no. E1 (January 15, 2017): 9–14. Accessed May 4, 2024. https://medicalresearchjournal.org/index.php/GJMR/article/view/1341.