Sahar Mudassar, Mudassar Ali, Bilal Habib, Farukh Bashir, Shoaib Ahmed, Amna Mubeen, Amal Shaukat, “Effect of smoking on differential white cell count and hemoglobin level in healthy smokers and controls: A comparative study”, Pakistan Journal of Medical & Health Sciences, vol. 16, no. 03, p. 205, Apr. 2022.