Hussain, H., Siddiqui, M., Jamal, Q., Aziz, M. and Javaid, A. (2017) “Smoking cessation by nicotine transdermal patch and gum: A Review”, Annals of Allied Health Sciences, 3(2), pp. 3-7. Available at: http://aahs.kmu.edu.pk/index.php/aahs/article/view/20 (Accessed: 24October2019).