2) Murphy SB : Classification, staging and end results of treatment of childhood non-Hodgkin's lymphoma; Dissimilarities from lymphomas in adults. Sem Oncol 7 : 332-339, 1980
4) Kjeldsberg CR, Wilson JF, Berard CW, et al : Non-Hodgkin's lymphoma in children. J Hum Pathol 14 : 612-627, 1983
5) Franssila KO, Heiskala MK, Rapola J, et al : Non-Hodgkin's lymphomas in childhood. A clinicopathologic and epidemiologic study in Finland. Cancer 59 : 1837-1846, 1987