title: [Primary retroperitoneal tumors].
authors.forename: R
authors.initials: R
authors.lastname: González Cajigal
authors.forename: A
authors.initials: A
authors.lastname: Martín Duce
authors.forename: C
authors.initials: C
authors.lastname: Moreno González-Bueno
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000473:pathology*; D012189:Retrospective Studies
vernacular_title: Tumores retroperitoneales primitivos.