700
Participants
Start Date
May 3, 2001
Primary Completion Date
September 30, 2027
Study Completion Date
September 30, 2027
immunohistochemistry staining method
Laboratory test
laboratory biomarker analysis
Laboratory Test
sputum cytology
Laboratory Test
biopsy
Laboratory Test
RECRUITING
University of Colorado Cancer Center at UC Health Sciences Center, Aurora
National Cancer Institute (NCI)
NIH
University of Colorado, Denver
OTHER