[1] St Joseph Univ Beirut, Hematol Oncol Dept, Beirut, Lebanon
[2] Prince Sultan Mil Med City, Riyadh, Saudi Arabia
[3] Minia Univ, Oncol Dept, Al Minya, Egypt
[4] CHU Hassan II, Fes, Morocco
[5] Hamad Med Corp, Natonal Ctr Canc Care & Res, Doha, Qatar
[6] Cairo Univ, Kasr Al Aini Oncol Unit, Cairo, Egypt
[7] King Abdullah Med City, Jeddah, Saudi Arabia
[8] Med City Complex, Baghdad, Iraq
[9] Arab Med Assoc Canc, Amman, Jordan
[10] Burjeel Canc Inst & VPS Healthcare, Emirates Oncol Soc, Abu Dhabi, U Arab Emirates
[11] Amer Univ Beirut, Gastrointestinal Genitourinary Canc Program, Hematol Oncol Div, Basile Canc Inst, Beirut, Lebanon
[12] NHS Fdn Trust, Cambridge Univ Hosp, Cambridge, England