Keywords Breast neoplasms;Thymidine phosphorylase;Thymidylate synthase;Dihydropyrimidine dehydrogenase;Prognosis;

• 乳腺肿瘤;胸苷磷酸化酶;胸苷酸合成酶;二氢嘧啶脱氢酶;预后;