[1
]University of Rochester, Rochester, New York
[2
]SWOG Statistical Center, Seattle, Washington
[3
]Fred Hutchinson Cancer Research Center, Seattle, Washington
[4
]Baylor College of Medicine, Houston, Texas
[5
]Oregon Health & Science University, Portland
[6
]Beaumont Health, Royal Oak, Michigan
[7
]University of California Davis, Sacramento
[8
]University of Texas–San Antonio, San Antonio
[9
]University of Michigan, Ann Arbor
[10
]University of Oklahoma, Oklahoma City
[11
]Madigan Army Medical Center, Tacoma, Washington
[12
]Urology Center of Colorado, Denver
[13
]University of Kansas Cancer Center, Kansas City
[14
]University of Colorado, Aurora
[15
]Comprehensive Cancer Centers of Nevada, Las Vegas
[16
]CHRISTUS Santa Rosa Medical Center, San Antonio, Texas