Bhattacharya, R., & Ramesh, A. C. (2019). A comparative study of saline infusion sonohysterography and hysterosalpingography for evaluation of female infertility. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 9(1), 179–183. https://doi.org/10.18203/2320-1770.ijrcog20196016