Helby, A.-G. A. E.-. (2001) “Abdel-Ghany A EI-Helby Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Al-Azhar University, Nasr City, Cairo, Egypt”, Biological Sciences - PJSIR, 44(3), pp. 121–126. Available at: http://v2.pjsir.org/index.php/biological-sciences/article/view/1895 (Accessed: 22 November 2024).