title: Percutaneous thin needle biopsy of pediatric tumors.
mesh_terms: D000293:Adolescent; D001707:Biopsy, Needle / Q000379:methods; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local / Q000473:pathology; D009369:Neoplasms / Q000473:pathology*