Fig. 1

CONSORT diagram of the study. CEOP = cyclophosphamide, epirubicin, vincristine, and prednisone. IVE = ifosmide, epirubicin, and etoposide. GDP = gemcitabine, cisplatin, and dexamethasone
CONSORT diagram of the study. CEOP = cyclophosphamide, epirubicin, vincristine, and prednisone. IVE = ifosmide, epirubicin, and etoposide. GDP = gemcitabine, cisplatin, and dexamethasone