Abdel-Salam, Omar M.E., Neveen A. Salem, Marwa El-Sayed El-Shamarka, Noha Al-Said Ahmed, Jihan Seid Hussein, and Zakaria A. El-Khyat. 2013. “Cannabis-Induced Impairment of Learning and Memory: Effect of Different Nootropic Drugs”. EXCLI Journal 12 (March):193-214. https://www.excli.de/index.php/excli/article/view/1142.