[1] Hosp Amaral Carvalho, Jau, Brazil
[2] Inst Brasileiro Control & Canc, Sao Paulo, Brazil
[3] Inst Canc Ceara, Fortaleza, Ceara, Brazil
[4] Hosp Escola Fau, Pelotas, Brazil
[5] Ctr Chemotherapy A Immunotherapy, Belo Horizonte, MG, Brazil
[6] Beneficiencia Portuguesa Santos, Santos, Brazil
[7] Hosp Clin Curitiba, Curitiba, Parana, Brazil
[8] Hosp Sta Rita Porto Alegre, Porto Alegre, RS, Brazil
[9] Hosp Sau Lucas Pucrs, Porto Alegre, RS, Brazil
[10] Ctr Reference Mulher, Sao Paulo, Brazil