Yadav, R., C. Haldar, and L. K. Pandey. “Peripheral Melatonin Concentration and Its Correlation With Estradiol and Progesterone Levels During Different Months of Pregnancy and After Delivery in Women”. Journal of Endocrinology and Reproduction 12, no. 2 (December 1, 2008): 80–86. Accessed April 29, 2024. https://www.informaticsjournals.com/index.php/jer/article/view/2026.