Qasim Mezban Salih, and Nasser Nafaa Abrahem. 2023. “Analyitical Assay Methods for Estimation of Drugs in Human Plasma by Liquid Chromatpgraphy Tandem Mass Spectrometry”. World of Science: Journal on Modern Research Methodologies 2 (10):45-59. https://univerpubl.com/index.php/woscience/article/view/2591.