Hashim Farooq, Yasir Jamil, Muhammad Raza Ahmad, Muhammad Afzal Ahmad Khan, Tahir Mahmood, Zeeshan Mahmood, Zia-ul-Haq, Shakeel Ahmad Khan. Lead Pollution Measurement Along National Highway and Motorway in Punjab, Pakistan. J. Basic Appl. Sci. [Internet]. 2012 Jul. 5 [cited 2024 Dec. 23];8(2):463-7. Available from: http://set-publisher.com/index.php/jbas/article/view/817