Ali, S. I. M., and S. S. Saleh. “Study the Activity of Arginase Enzyme and Biochemical Parameters in Patients of Typhoid Fever”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 38, no. 1, Apr. 2018, pp. 198-04, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/8903.