Shamsi, A. Z., Tasneem, S., Haider, I., Aslam, M. R. and Sarwar, H. (2018) “Prevalence of nicotine dependence among adults in Karachi, Pakistan”, International Journal of Endorsing Health Science Research (IJEHSR), 6(1), pp. 23-30. doi: 10.29052/IJEHSR.v6.i1.2018.23-30.