Burack WR, Spence JM, Spence JP, Spence SA, Rock PJ, Shenoy GN, Shultz LD, Bankert RB, Bernstein SH. Patient-derived xenografts of low-grade B-cell lymphomas demonstrate roles of the tumor microenvironment. Blood Adv. 2017 Jul 11; 1(16):1263-1273.