J Mohammed, D. “A Comparative Study Between Lipid A Extracted from Salmonella Typhi and Pseudomonas Aeruginosa to Demonstrate the Extent of Its Stimulation of Immune System”. Journal of Education and Science, vol. 34, no. 3, July 2025, pp. 69-77, doi:10.33899/edusj.2025.158928.1551.