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PURPOSE Standard cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) chemotherapy repeated at 3-week intervals is difficult to deliver in elderly patients with non-Hodgkin's lymphoma(More)
INTRODUCTION Previously, we reported the frequency of epidermal growth factor receptor (EGFR) and KRAS mutations in nonsmall-cell lung cancer (NSCLC) patients in Latin America. The EGFR mutation(More)