Undifferentiated (embryonal) sarcoma of the liver in childhood. Successful combined‐modality therapy in four patients

Background. Undifferentiated (embryonal) sarcoma of the liver is a rare, highly malignant, mesenchymal tumor presenting predominantly in late childhood. Four girls, ages 6–13 years, who were treated with combined‐modality regimens are reported. Methods. In the first and second patients, hemihepa‐tec...

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