Cluster 68: measurable disease non patients subjects presence site allowed defined metastatic Cluster 488: recist measurable criteria disease according defined patients tumor lesion lesions Cluster 790: version recist measurable disease according lesion defined criteria site patients Cluster 894: recist measurable defined disease lesion patients ct imaging non presence Cluster 1395: measureable recist disease lesion version defined radiographically criteria presence according Cluster 1742: recist measurable disease according lesion presence patients phase non site Cluster 2188: evaluable recist measurable disease criteria non according version lesion patients