Younas, Muhammad. “REMOVAL OF COINS FROM OESOPHAGUS WITH FOLEY CATHETER UNDER KETAMINE EFFECT”. Journal of Ayub Medical College Abbottabad 24, no. 3-4 (December 1, 2012): 183–185. Accessed March 14, 2025. https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/2087.