Lutfi, Ahmed M. “A Quick Analysis in Relation to the Electronic Commerce of Performance- and Image-Enhancing Drugs Based on the Infrastructure of the World Wide Web”. Asian Journal of Medical Sciences 7, no. 4 (July 4, 2016): 88–93. Accessed April 30, 2024. https://www.nepjol.info/index.php/AJMS/article/view/13977.