[1] Sapienza Univ Rome, St Andrea Hosp, Fac Med & Psychol, Dept NESMOS, Rome, Italy
[2] Univ Texas MD Anderson Canc Ctr, Dept Plast Surg, Houston, TX USA
[3] Mem Sloan Kettering Canc Ctr, Dept Surg Plast & Reconstruct Surg Serv, New York, NY USA
[4] Vrije Univ Amsterdam, Dept Pathol, Amsterdam UMC, Amsterdam, Netherlands
[5] Vrije Univ Amsterdam, Canc Ctr Amsterdam, Amsterdam UMC, Amsterdam, Netherlands
[6] Sapienza Univ, St Andrea Hosp, Dept Clin & Mol Med, Pathol Unit, Rome, Italy
[7] Univ Texas MD Anderson Canc Ctr, Dept Melanoma Med Oncol, Houston, TX USA
[8] Mem Sloan Kettering Canc Ctr, Lymphoma Serv, New York, NY USA
[9] Univ Texas MD Anderson Canc Ctr, Dept Breast Surg Oncol, Houston, TX USA
[10] Univ British Columbia, Dept Surg, Div Head, Div Plast & Reconstruct Surg, Vancouver, BC, Canada
[11] Univ Texas MD Anderson Canc Ctr, Dept Hematopathol, Houston, TX USA
[12] Hosp Moriah, Hosp Sirio Libanes, Plast Surg Dept, Sao Paulo, Brazil
[13] Harokopio Univ Athens, Sch Hlth Sci & Educ, Biostat Res Methods & Epidemiol, Athens, Greece
[14] Univ Cambridge, Addenbrookes Hosp, Dept Pathol, Div Cellular & Mol Pathol,Cellular & Mol Tumour Bi, Cambridge, England
[15] Via Grottarossa 1035-1039, I-00189 Rome, Italy