Safety Endpoints: • Serious adverse events • Grade 3 or 4 CP-675,206-related adverse events • Immune-mediated adverse events • Hypersensitivity reactions to CP-675,206 as long as required [clinicaltrials_resource:c3a97abc2303a3f18d80ebc6745e91d0]

Drug: CP-675,206 (Tremelimumab)

Safety Endpoints: • Serious adverse events • Grade 3 or 4 CP-675,206-related adverse events • Immune-mediated adverse events • Hypersensitivity reactions to CP-675,206 as long as required [clinicaltrials_resource:c3a97abc2303a3f18d80ebc6745e91d0]

Drug: CP-675,206 (Tremelimumab)