Salih MH, Abood SJ, Noori DS. Estimation Mitochondrial DNA Copy Number Variation Between Two Age Groups of Iraqi Tobacco Smokers. Iraqi Journal of Science [Internet]. 2026 May 30 [cited 2026 Jul. 11];67(5):2617-2. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/14671