fifty-eight cases diagnosed as malignant lymphoma in patients younger than 15 years between 1976 and 1986 in the kanto area were reviewed and reclassified as follow : 48 non-hodgkin 's lymphomas , 9 hodgkin 's disease and one malignant histiocytosis .
C0024299
malignant lymphoma
C0024305
non-hodgkin 's lymphomas