Khan, M.S., Ali, I., Hussain, M., Nawaz, K., Zeb, M., Anwar, W., Ullah, A., Zada, L. and Javaid, A. 2011. DETERMINATION OF SERUM GONADOTROPIN AND TESTOSTERONE LEVELS IN MALE INFERTILITY. Journal of Postgraduate Medical Institute. 21, 2 (Jul. 2011).