1. Screening Visit (Day -60 to -1) Eligible patients will be identified at the Seattle Cancer Care Alliance (SCCA) and the University of Washington Medical Center (UWMC) surgical oncology clinics. At the screening visit, the Research Coordinator (RC) or one of the investigators will obtain signed informed consent. This will take place prior to any procedures being performed. Subjects will not receive any compensation for participation in the study. In addition, subjects will not incur any additional costs as a result of participation in the study.