31. Beer TM, Bernstein GT, Corman JM, Glode LM, Hall SJ, Poll WL, Schellhammer PF, Jones LA, Xu Y, Kylstra JW et al: Randomized trial of autologous cellular immunotherapy with sipuleucel-T in androgen-dependent prostate cancer. Clin Cancer Res 2011, 17(13):4558-4567.