Hossain, F., M. N. Karim, S. M. M. Rahman, N. Khan, M. Siddiqui, and R. Hussain. “Preoperative Detection of Ovarian Cancer by Color Doppler Ultrasonography and CA 125”. Bangladesh Medical Research Council Bulletin, vol. 36, no. 2, Jan. 2011, pp. 68-73, doi:10.3329/bmrcb.v36i2.6991.