Gupta, B., Pasoria, S., & Manmohan, M. (2021). Assessment of tubal patency through sono-hysterosalpingography using B-mode and colour Doppler: a comparative study. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 10(2), 683–690. https://doi.org/10.18203/2320-1770.ijrcog20210327