4. Clinically significant bleeding, such as gross hematuria, gastrointestinal bleeding before screening (if clinically significant bleeding has occurred within 6 months of screening, but the cause has been identified and adequately treated [e.g., cystitis, ulcer], then this exclusion criterion does not apply. Minor biopsy-related bleeding lasting < 24 hours and resolved at least 1 week before Day 1 is allowed.