University of California, San Diego (UCSD), National Research Centre (Egypt), University of California, San Diego (UCSD), University of California, San Diego (UCSD), University of California, San Diego (UCSD), University of California, San Diego (UCSD), National Research Centre (Egypt), National Research Centre (Egypt), Alexandria University, National Research Centre (Egypt), National Research Centre (Egypt) and University of California, San Diego (UCSD) - Departments of Neurosciences and Pediatrics