500
Participants
Start Date
May 25, 2022
Primary Completion Date
May 25, 2027
Study Completion Date
May 25, 2028
Archive Sample Retrieval
Undergo collection of archival tumor tissue
Biospecimen Collection
Undergo stool and blood sample collection
Electronic Health Record Review
Medical records reviewed
Genetic Testing
Undergo genetic testing
Questionnaire Administration
Complete questionnaires
RECRUITING
Los Angeles County-USC Medical Center, Los Angeles
RECRUITING
USC / Norris Comprehensive Cancer Center, Los Angeles
National Cancer Institute (NCI)
NIH
University of Southern California
OTHER