- Patients must have evaluable disease; measureable disease is not required; however, if measurable disease is present, it is defined as at least one lesion that can be accurately measured in at least one dimension in accordance with Response Evaluation Criteria in Solid Tumors (RECIST) criteria version (v.) 1.1; furthermore, if only evaluable disease is present, a relevant tumor marker (per investigator discretion) must be >= 2 times upper limit of normal (ULN) at baseline, and can be used as a response indicator