Tjan-Heijnen, V.C.G.

patient cancer breast breast cancer study tumor cells treatment axillary tumor therapy survival recurrence adjuvant micrometastase netherland hospital axillary treatment lymph surgery radiotherapy result chemotherapy induction chemotherapy analysis breast cancer patients sample dissection table cohort serum adjuvant therapy stage induction haptoglobin protein oncol disease trial dutch university sentinel number model phenotype status center characteristic hazard disease-free survival grade node-negative tumour prognostic marker resection disease-free outcome no-adjuvant-therapy cohort seldi-tof 5- year rate axillary lymph-node dissection response ratio axillary irradiation health –effectivenes department irradiation transferability sln micrometastases trastuzumab diagnosis node-positive group teaching haptoglobin phenotype volume study population node-negative disease women