Abbood, S.S., Ibraheem, A.K., Hashim, H.A. and Challoob, M.H. 2024. A Comparative Study of Biomarker Levels for Iraqi Individuals’ Smokers and Non-Smokers Depending on the Duration of Smoking. Medicra (Journal of Medical Laboratory Science/Technology). 7, 2 (Jul. 2024), 55-62. DOI:https://doi.org/10.21070/medicra.v7i2.1750.