%0 Journal Article %J J Pediatr %D 2012 %T Congenital hemangiopericytoma. %A Travan, Laura %A Demarini, Sergio %A Del Frate, Giovanni %A Zacchi, Alberto %K Biopsy, Needle %K Female %K Gestational Age %K Hemangiopericytoma %K Humans %K Immunohistochemistry %K Infant, Newborn %K Magnetic Resonance Imaging %K Pregnancy %K Prognosis %K Risk Assessment %K Soft Tissue Neoplasms %K Treatment Outcome %K Ultrasonography, Prenatal %B J Pediatr %V 160 %P 878 %8 2012 May %G eng %N 5 %1 http://www.ncbi.nlm.nih.gov/pubmed/22177995?dopt=Abstract %R 10.1016/j.jpeds.2011.11.023