[1]
Ferdous, M., Sharif, M., Mohiuddin, A. and Shegufta, F. 2013. Normal value of pulsatility index of umbilical artery in second and third trimester of pregnancy. Bangladesh Medical Research Council Bulletin. 39, 1 (Jul. 2013), 42–44. DOI:https://doi.org/10.3329/bmrcb.v39i1.15809.