G Trape, L Fianchi, M Lai, L Laurenti, R Piscitelli, G Leone, and L Pagano. 2003. “Rituximab Chimeric Anti-CD20 Monoclonal Antibody Treatment for Refractory Hemolytic Anemia in Patients With Lymphoproliferative Disorders”. Haematologica 88 (2). Pavia, Italy, 223-25. https://doi.org/10.3324/%x.