Balakrishnan, B., M. Dhandapani, S. Pitchaikutti, and G. Sivamani. “IMPROVING THE EFFICACY OF CYCLOPHOSPHAMIDE BY USING VERAPAMIL AS A P-GLYCOPROTEIN INHIBITOR IN BREAST CARCINOMA”. Journal of Drug Delivery and Therapeutics, Vol. 8, no. 5, Sept. 2018, pp. 349-53, doi:10.22270/jddt.v8i5.1927.