Habibian M, Dehghani M. Out-of-pocket costs analysis of ifosfamide, epirubicin, and etoposide (IEV) and etoposide, solu-medrol-methylprednisolone, high-dose ara-C-cytarabine, and platinol-cisplatin (ESHAP) regimens in the patients with relapsed and refractory lymphoma in Iran. Chron Dis J. 2018;6(2):87–92.