Zahid Mustafa, Fahrat Abbas, Hasina Mengal, Abdul Samad,, Naheed Sajjad, Hina Ishtiaq, Humaira Rahim, & Daud Ghilzai. " 3. The study to evaluate the prevalence of Yersinia species in salad sold and water supplied in Quetta city, Pakistan." Pure and Applied Biology (PAB) [Online], 8.3 (0): 1902-1908. Web. 22 Sep. 2019