[CLINICAL TRIAL OF METHOTREXATE FOR ACUTE LEUKEMIA].
D000293:Adolescent; D035843:Biomedical Research; D002648:Child; D006801:Humans; D007938:Leukemia; D008727:Methotrexate
D008727:Methotrexate
ADOLESCENCE; CHILD; CLINICAL RESEARCH; LEUKEMIA; METHOTREXATE