A. Ahmad, ma, A. A. Ali, and H. F. Hasan. “Inhibitor Effect Physiology of Some Purine Analogs on Metabolism of Leishmania Major Promastigotes”. Rafidain Journal of Science, vol. 16, no. 14, Dec. 2005, pp. 17-31, doi:10.33899/rjs.2005.43476.