Islam, M., N. A. Shah, M. Khan, A. Ullah, U. Ali, W. A. Jan, and A. S. Khan. “A COMPARATIVE STUDY OF VARIOUS TYPES OF HEMORRHOIDECTOMY”. Journal of Postgraduate Medical Institute, vol. 21, no. 2, July 2011, https://www.jpmi.org.pk/index.php/jpmi/article/view/13.