U. M. Butt, M. A. . Bakar, M. K. iqbal, S. . Shoukat, R. S. A. T. Khan, and M. Ali, “FREQUENCY OF RADIAL ARTERY OCCLUSION IN PATIENTS UNDERGOING PERCUTANEOUS CARDIAC CATHETERIZATION BY RADIAL ACCESS”, Pak Heart J, vol. 54, no. 3, pp. 230–234, Sep. 2021.