[1] Ctr Hosp & Univ Coimbra, Gen Surg Unit, PT-3004561 Coimbra, Portugal
[2] Ctr Hosp & Univ Coimbra, Anat Pathol Unit, Coimbra, Portugal
[3] Univ Coimbra, Fac Med, Coimbra, Portugal
[4] Univ Coimbra, Inst Anat & Mol Pathol IAP PM, Fac Med, Coimbra, Portugal
[5] Univ Coimbra, Coimbra Inst Clin & Biomed Res iCBR, Fac Med, Area Environm Genet & Oncobiol CIMAGO, Coimbra, Portugal