Ifosfamide/etoposide (Ifos/VP-16) in patients with previously untreated Ewing's sarcoma (ES) or primitive neuro-ectodermal tumors (PNET)
Meyer WH, Pratt CB, Thompson EI, Marina N, Kun L, Parham D, Rao B, Fletcher B, Roberson P. Ifosfamide/etoposide (Ifos/VP-16) in patients with previously untreated Ewing's sarcoma (ES) or primitive neuro-ectodermal tumors (PNET). ASCO. 1991.