Author(s): Yousri M Hussein, Abd Alrahman N Alghamdy, Haytham A Dahlawi, Rana G Zaini, Abdulmajeed A Almaleki, Ali Kh Al-Zahrani, Mazen M Almehmadi, Emad T Ahmed
Author(s): Denisa Ferastraoaru, Murali Janakiram, Ronald Rice, Golda Hudes