[1] Amer Univ Beirut, Beirut, Lebanon
[2] Umm Alqura Univ, Mecca, Saudi Arabia
[3] Univ Birmingham, Inst Inflammat & Ageing, Birmingham, W Midlands, England
[4] Jordan Hosp, Amman, Jordan
[5] Bab El Oued Hosp, Algiers, Algeria
[6] Pfizer Inc, Dubai, U Arab Emirates
[7] Pfizer Inc, Amman, Jordan
[8] Univ Birmingham, Inst Clin Sci, Birmingham, W Midlands, England
[9] Amer Univ Beirut, Hariri Sch Nursing, Beirut, Lebanon
[10] King Abdulaziz Med City Natl Guard, Riyadh, Saudi Arabia
[11] Panorama Med Ctr, Cape Town, South Africa
[12] Lagos State Univ, Teaching Hosp, Lagos, Nigeria