@article{articlee3da2b47, title = {Gene expression profiles in breast tumors regarding the presence or absence of estrogen and progesterone receptors}, author = {Nagai, Maria Aparecida and Rós, Nancy da and Mourao Neto, Mario and Faria Junior, Silvio Rodrigues and Brentani, Maria Mitzi and Hirata Júnior, Roberto and Neves, Eduardo Jordão}, year = {2004}, doi = {10.1002/ijc.20329}, journal = {International Journal of Cancer} }