Ali, Syed Tabrez, and Nabeeh I. Rakkah. “EFFECT OF SILDENAFIL CITRATE (VIAGRA) ON PENILE VASCULATURE AND CARDIODYNAMICS IN DIABETIC MALES WITH AND WITHOUT NEUROPATHY”. Pakistan Journal of Physiology, vol. 2, no. 2, Dec. 2006, pp. 34-37, https://pjp.pps.org.pk/index.php/PJP/article/view/699.