Prognostic factors and expression of MDM2 in patients with primary extremity liposarcoma - Bispo Júnior, Rosalvo Zósimo; Camargo, Olavo Pires de; Oliveira, Cláudia Regina G. C. M.; Filippi, Renée Zon; Baptista, André Mathias; Caiero, Marcelo Tadeu (Clinics, 2008)