- Cyclophosphamide, pegylated liposomal doxorubicin, vincristine and prednisone (CDOP) plus rituximab is effective and well tolerated in poor performance status elderly patients with non-Hodgkin's lymphoma. Visani, G., Guiducci, B., D'Adamo, F., Mele, A., Nicolini, G., Leopardi, G., Sparaventi, G., Barulli, S., Malerba, L., Isidori, A., Malagola, M., Piccaluga, P.P. Leuk. Lymphoma (2005)