Malignant Abdominal Schwannoma Associated with von Recklinghausen's Neurofibromatosis
A. Albert
, J. Albisu
, A. Gutierrez-Hoyos
, J. A. Tovar
From the Services of Pediatric Surgery (Dr. J. A. Tovar) and Pathology (Dr. Gutiérrez-Hoyos), Residencia Sanitaria "Ntra. Sra. de Aránzazu", San Sebastián, Guipúzcoa, Spain