Sawsan S. Al- Rawi and Ahmad H. Ibrahim, “Uncovering the Smoking Habits of Undergraduate University Students: A Comprehensive Assessment of different varieties Tobacco Use”, J Popl Ther Clin Pharmacol, vol. 30, no. 9, pp. 248–257, May 2023, doi: 10.47750/jptcp.2023.30.09.025.