Hashmi DR, Siddiqui I, Khan FA, Shareef A, Shaikh GH, Munshi AB. Determination of Copper, Manganese, Nickel and Zinc in Different Cigarette Brands Available in Pakistan: Determination of Metals in Different Cigarettes. Pakistan Journal of Scientific & Industrial Research [Internet]. 2009 Dec. 28 [cited 2024 Nov. 21];52(6):307-11. Available from: https://v2.pjsir.org/index.php/biological-sciences/article/view/573