Hannaa Farhan Abbas, Ibtisam Hammood Naser AL Musawi. Evaluation three methods of the extraction and purification of bacterial DNA of Gram positive and Gram negative bacteria. World J Exp Biosci. 2016;4(1):62-65. Accessed September 16, 2026. https://journals.uniscipub.com/index.php/Wjebs/article/view/80