Sahu, E., and J. N. Modi. “A Clinical Analysis of Sub-Fertile Women Undergoing Diagnostic Laparoscopy and Hysteroscopy”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 7, no. 6, May 2018, pp. 2202-7, doi:10.18203/2320-1770.ijrcog20182320.