Elevated serum free light chains are associated with event-free and overall survival in two independent cohorts of patients with diffuse large B-cell lymphoma

Matthew J. Maurer, Ivana N.M. Micallef, James R. Cerhan, Jerry A. Katzmann, Brian K. Link, Joseph P. Colgan, Thomas M. Habermann, David J. Inwards, Svetomir N. Markovic, Stephen M. Ansell, Luis F. Porrata, Patrick B. Johnston, Grzegorz S. Nowakowski, Carrie A. Thompson, Mamta Gupta, Sergei I. Syrbu, Paul J. Kurtin, William R. Macon, Daniel A. Nikcevich, Thomas E. Witzig