To cite this article: Bano, A., Tahir, H.M., Sherawat, H., Mutlib, M., Arshad, M., Qazi, M.A., Naseem, S., Ishaq, R. and Liaqat, I., 2018. Levels of monooxygenases and glutathione S-transferases in breast cancer patients. Punjab Univ. J. Zool., 33(2): 199-203. http://dx.doi.org/10.17582/journal.pujz/2018.33.2.199.203