[1] King Abdulaziz Univ, Dept Emergency Med, Al Hasa, Saudi Arabia
[2] King Abdulaziz Univ, Dept Med, Al Hasa, Saudi Arabia
[3] King Abdulaziz Univ, Med Serv, Al Hasa, Saudi Arabia
[4] Al Imam Abdulrahman Bin Faisal Hosp, Res Serv, Dammam, Saudi Arabia
[5] Al Imam Abdulrahman Bin Faisal Hosp, Med Serv, Dammam, Saudi Arabia