Cluster 280: confirmed histologically cytologically diagnosis metastatic patients melanoma cancer pathologically carcinoma Cluster 795: pancreatic adenocarcinoma histologically confirmed cytologically metastatic ductal advanced diagnosis patients Cluster 914: exist longer measures curative standard effective palliative unresectable histologically confirmed Cluster 1882: colorectal histologically confirmed cytologically metastatic adenocarcinoma cancer unresectable diagnosis patients Cluster 2342: mesothelioma pleural malignant peritoneal histologically mpm confirmed pemetrexed cytologically unresectable