[1] Immune Oncol Res Inst, Yerevan, Armenia
[2] Hematol Ctr Prof Yeolyan, Yerevan, Armenia
[3] Albert Einstein Coll Med, Montefiore Med Ctr, New York, NY USA
[4] Univ Texas MD Anderson Canc Ctr, Houston, TX 77030 USA
[5] Univ Miami, Sylvester Comprehens Canc Ctr, Miami, FL USA
[6] Univ Calgary, Calgary, AB, Canada
[7] Univ Ottawa, Childrens Hosp Eastern Ontario CHEO, Ottawa, ON, Canada
[8] Univ Roma Tor Vergata, Dept Biomed & Prevent, Rome, Italy
[9] Univ Hlth Sci, Umraniye Res & Educ Hosp, Pediat Hematol & Oncol Dept, Pediat Bone Marrow Transplantat Unit, Istanbul, Turkiye
[10] Univ Baghdad, Childrens Welf Teaching Hosp Med City, Coll Med, Pediat Hematol Oncol, Baghdad, Iraq
[11] Univ Perugia Azienda Osped Perugia, Perugia, Armenia
[12] M Iashvili Childrens Cent Hosp, Tbilisi, Georgia
[13] Cyprus Soc Haematol, Nicosia, Cyprus
[14] Haematol Mid & South Essex Univ Hosp Grp, Broomfield Hosp, Chelmsford, Essex, England
[15] Istanbul Univ, Inst Oncol, Istanbul, Turkiye
[16] Telemed 360 Telemon, Paris, France
[17] Pediat Canc & Blood Disorders Ctr Armenia, Hematol Ctr Prof R H Yeolyan, Yerevan, Armenia
[18] Yerevan State Med Univ, Dept Pediat Oncol & Hematol, Yerevan, Armenia
[19] Mansoura Univ, Ctr Oncol, Fac Med, Mansoura, Egypt
[20] All India Inst Med Sci, Dr BR Inst Rotary Canc Hosp, Dept Med Oncol, New Delhi, India
[21] Turkish Pediat Canc Registry, Ankara, Turkiye