Weiss GJ, Beck J, Braun DP, Bornemann-Kolatzki K, Barilla H, Cubello R, Quan W, Sangal A, Khemka V, Waypa J, Mitchell WM, Urnovitz H, Sch?tz E. Tumor Cell-Free DNA Copy Number Instability Predicts Therapeutic Response to Immunotherapy. Clin Cancer Res. 2017 Sep 01; 23(17):5074-5081.