[1]
N. Choudhury, B. K. Sharma, B. K. Kanungo, R. Yadav, and H. Rahman, “Assessment of Doppler velocimetry versus nonstress test in antepartum surveillance of high risk pregnancy”, Int J Reprod Contracept Obstet Gynecol, vol. 6, no. 2, pp. 663–670, Jan. 2017.