Lakshmi, C. S., Sampath, K., & Vardani, P. (2017). Evaluation of tubal patency by sonosalpingography is as good as hysterosalpingography in infertile women. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 6(11), 5129–5134. https://doi.org/10.18203/2320-1770.ijrcog20175038