Sonawane, P.K. 2018. Comparative study between unengaged and engaged fetal head in primigravida at term or in labour. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 7, 11 (Oct. 2018), 4569–4574. DOI:https://doi.org/10.18203/2320-1770.ijrcog20184509.