CJCP     2022 24 (3):  309-313    ISSN: 1008-8830  CN: 43-1301/R Detection of RAS gene mutation and its clinical significance in children with acute lymphoblastic leukemia YAO Yan-Ling, WANG Xi-Ge, ZHAO Xue-Lian, LI Shuai-Quan, ZHOU Yu-Jie, XU Yi-Zhuo Department of Hematology, Third Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, China Received: 2021-09-24  Revised: null  Online: null Supporting info