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One hundred and eighty-six cases of leukemia in children, aged 0〜 14 years, who were admitted Seoul
Nathonal University Hospital for 15 years from Jan. 1957 to Dec. 1971, were analysed.
The incidence of childhood leukemia was about 0. 3% among the total patients who visited the hospital
during the same period. There were 138 boys and 48 girls (sex ratio, 2. 9... |