Khan, Mir Hassan, Jahangir A. Khan, Attaullah Shah Bukhari, and Jaffar Khan. “PATHOGENIC ORGANISMS IN THE ENVIRONMENT OF A TEACHING HOSPITAL”. Journal of Ayub Medical College Abbottabad 5, no. 1 (February 12, 1992): 11–14. Accessed April 20, 2025. https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/4720.