Shahzad, Muhammad, Atif Yaqub, Mehmood Shaukat, Muhammad Kashif Fida, Nazish Mazhar Ali, Tanveer Hussain, Muhammad Sheeraz, and Nuzhat Fatima. 2016. “Effects of Exposure to Pesticides on Blood Serum Components and Butyrylcholinesterase (BChE) in Pesticide Vendors of Punjab Province, Pakistan”. Annals of King Edward Medical University 22 (4). https://doi.org/10.21649/akemu.v22i4.1460.