[1]
K. N. M., A.R. 2017. A study on effect of tramadol hydrochloride on both mother and newborn in using labor pain. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 5, 3 (Feb. 2017), 633–636. DOI:https://doi.org/10.18203/2320-1770.ijrcog20160461.