title: Retroperitoneal sarcoma.
authors.forename: Juan
authors.initials: J
authors.lastname: Rosai
authors.forename: Silvana
authors.initials: S
authors.lastname: Pilotti
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008080:Liposarcoma / Q000175:diagnosis*; D018208:Liposarcoma, Myxoid / Q000175:diagnosis*; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*