Kulkarni, N. N., Patel, R., Patel, N. R., & Patil, A. B. (2016). Comparative study of sonosalpingography versus hysterosalpingography for tubal patency test. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 5(10), 3300–3303. https://doi.org/10.18203/2320-1770.ijrcog20163174