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A clinical study was made on 363 cases of malignant and benign tumors occurring under the age of 15 years, observed at the National Medical Center, during a period of 7 years, from January 1, J .959 to December 31, 1965. Three hundred and sixty three tumors were divided into 171 malignant, 185 benign and 7 unclassified tumors.
The age distribution... |