HAN, S. B.; SHIN, H. J.; LEE, E. S.; LEE, J. W.; CHUNG, N.-G.; CHO, B.; KANG, J. H. SEROLOGICAL CHANGES AGAINST HEPATITIS B SURFACE ANTIGEN IN CHILDREN AND ADOLESCENTS RECEIVING CHEMOTHERAPY FOR ACUTE LEUKEMIA. Mediterranean Journal of Hematology and Infectious Diseases, v. 11, n. 1, p. e2019052, 29 Aug. 2019.