Cluster 103: investigational study participated therapy device participating currently agent used receiving 
Cluster 455: investigational participated device agent participating currently using study weeks dose 
Cluster 800: agents receiving participants study patients concurrently currently treatment weeks prior 
Cluster 807: neoplasm agent considered primary investigational receiving treatment registration currently prior 
Cluster 1233: agent investigational receiving patients currently received weeks days agents study 
Cluster 2148: currently agents investigational receiving vaccines received weeks patients previous tumor 
Cluster 2384: cmv vaccine investigational anti time prior agent received activity recipient 
Cluster 2499: participants agents investigational receiving stratum study days cancer treatment received