Rana, A. I., H. Saleem, E. M. Kiani, and A. Kamal. “EXPERIENCE WITH WIDE AND NARROW CALIBER PERCUTANEOUS RADIOLOGICALLY GUIDED GASTROSTOMY TUBES”. Journal of Postgraduate Medical Institute, vol. 30, no. 1, Feb. 2016, https://www.jpmi.org.pk/index.php/jpmi/article/view/1717.