Cluster 483: anderson md center cancer mdacc patients care pa seen protocol 
Cluster 1003: aware nature indicating informed sign consent investigational study patients risks 
Cluster 1345: awareness indicating nature program signed investigational informed consent scheduling cct 
Cluster 2254: nature benefits willingly alternatives risks aware informed discomforts experimental neoplastic 
Cluster 2489: keeping anderson aware policies nature center consent md indicating investigational