List of the participating centers :

• Children’s Cancer Hospital (CCHE-57357), Egypt.
• National Cancer Institute, Cairo University, Egypt.
• Faculty of Medicine Ain Shams University, Egypt.
• Air Force Specialized Hospital , Egypt.
• South Egypt Cancer Institute, Assiut university, Egypt.
• Shefaa El Orman Oncology Hospital (SOH), Luxor, Egypt.
• Dar el Salam Cancer Hospital (Harmal Hospital), Cairo, Egypt.
• Borg Alarab Hospital, Alexandria, Egypt.
• Sheikh Zaid Hospital , Egypt.
• Naser Institute , Egypt.
• Dana-Farber/Boston Children’s Cancer and Blood Disorders Center, United States.
• Children Hospital Colorado, United States.
• Sultan Qaboos University Hospital, Muscat, Oman.
• Prince Sultan Military Medical City (PSMMC), Saudi Arabia.
• King Saud Medical City, Riyadh, Saudi Arabia.
• Leeds Teaching Hospital , United Kingdom.
• Newcastle Upontyne Hospitals NHS Foundation Trust , United Kingdom.
• Chlidren Hospital , Pakistan.
• Agha Khan University Hospital , Pakistan.
• University of Missouri-Kansas City School of Medicine, USA.
• Meenakshi Mission Hospital , India.
• Royal Hospital , Oman.
• King Hussein Cancer Center (KHCC) , Jordan.
• MD Anderson Cancer Center , USA.
• Hospital Okada , Nigeria.
• Nicklaus Children’s Hospital, United States.
• Pediatric Cancer and Blood Disorder Center of Armenia.
• Kenyatta University , Kenya.
• Frere Hospital , South Africa.
• Children Welfare Teaching Hospital /Medical City , Iraq.
• Diwaniayah Children Teaching Hospital , Iraq.
• Connaught Teaching Hospital , Freetown , west Africa.
• University Hospital Cheikh Zaid , Morocco.
• Central Park Teaching Hospital Lahore , Pakistan.
• Alqassimi Women and Children Hospital , UAE.
• Royal Commission Hospital of Jubail , Saudi Arabia.
• Mustapha Hospital Algiers , Algeria.
• Shaukat Khanum Hospital Lahore , Pakistan.
• Children Hospital and Institute of Child Health , Faisalabad , Pakistan.
• Hospital Samaritano and Graacc , Brasil.
• National Cancer center Niamy , Niger.
• Mbarra University of Science and Technology , Uganda.