Saqib Muhammad Arif Nadeem, Rafique Ibrar, Qureshi Huma, Munir Muhammad Arif, Bashir Rizwan, Arif Babur Wasim, Bhatti Khalid, Ahmed Shahzad Alam Khan, Bhatti Lubna
Pakistan Health Research Council, Head Office, Islamabad, Pakistan.
Pakistan Bureau of Statistics, Islamabad, Pakistan.
Nicotine Tob Res. 2019 Jan 1;21(1):136. doi: 10.1093/ntr/ntx282.