Lipson Lipson EJ EJ Drake Drake CG CG Ipilimumab: an anti-CTLA-4 antibody for metastatic melanoma Ipilimumab: an anti-CTLA-4 antibody for metastatic melanoma Clin Cancer Res Clin Cancer Res 2011 2011 17 17 22 22 6958 6958 6962 6962 10.1158/1078-0432.CCR-11-1595 10.1158/1078-0432.CCR-11-1595 21900389 21900389. Here, CTLA4 is linked to metastatic melanoma.