Singh, M., and S. Singh. “Effect of Ecosprin on Pulsatility Index of Uterine Artery in All Trimesters of Pregnancy – Cross Sectional Interventional Study in Indian Pregnant Women”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 15, no. 9, Aug. 2026, pp. 3471-5, doi:10.18203/2320-1770.ijrcog20263028.