Ali, Sanaa Ahmed. “Evaluation of the Immunological Effect of Beta Alanyl-L-Histidine Against Schistosoma Mansoni Antigens in Rabbits”. The Journal of Infection in Developing Countries 6, no. 02 (November 30, 2011): 166–175. Accessed July 22, 2024. https://jidc.org/index.php/journal/article/view/22337846.