S0337, Gemcitabine After Surgery in Treating Patients With Newly Diagnosed or Recurrent Bladder Cancer

James P. Wilmot Cancer Center at University of Rochester Medical Center, Rochester

Cleveland Clinic Taussig Cancer Center, Cleveland

William Beaumont Hospital - Royal Oak Campus, Royal Oak

Josephine Ford Cancer Center at Henry Ford Hospital, Detroit

CCOP - Montana Cancer Consortium, Billings

St. Vincent Healthcare Cancer Care Services, Billings

Hematology-Oncology Centers of the Northern Rockies - Billings, Billings

Great Falls Clinic - Main Facility, Great Falls

Sletten Cancer Institute at Benefis Healthcare, Great Falls

Northern Montana Hospital, Havre

St. Peter's Hospital, Helena

St. James Healthcare Cancer Care, Butte

Bozeman Deaconess Cancer Center, Bozeman

Montana Cancer Center at St. Patrick Hospital and Health Sciences Center, Missoula

Glacier Oncology, PLLC, Kalispell

Kalispell Medical Oncology at KRMC, Kalispell

Kalispell Regional Medical Center, Kalispell

Cardinal Bernardin Cancer Center at Loyola University Medical Center, Maywood

Kansas City Cancer Centers - East, Lee's Summit

Truman Medical Center - Hospital Hill, Kansas City

Veterans Affairs Medical Center - Kansas City, Kansas City

Kansas City Cancer Centers - South, Kansas City

Kansas City Cancer Centers - North, Kansas City

Kansas City Cancer Centers - West, Kansas City

Kansas City Cancer Center - Shawnee Mission, Shawnee Mission

Kansas City Cancer Centers - Southwest, Overland Park

St. Francis Comprehensive Cancer Center, Topeka

Mount Carmel Regional Cancer Center, Pittsburg

Tammy Walker Cancer Center at Salina Regional Health Center, Salina

Hutchinson Hospital Corporation, Hutchinson

St. Rose Ambulatory and Surgery Center, Great Bend

Hays Medical Center, Hays

Arkansas Cancer Research Center at University of Arkansas for Medical Sciences, Little Rock

Oklahoma University Cancer Institute, Oklahoma City

Baylor University Medical Center - Houston, Houston

Methodist Hospital, Houston

Veterans Affairs Medical Center - Houston, Houston

Veterans Affairs Medical Center - San Antonio (Murphy), San Antonio

Cancer Therapy and Research Center, San Antonio

University Hospital - San Antonio, San Antonio

Wilford Hall Medical Center, Lackland Air Force Base

University of Colorado Cancer Center at UC Health Sciences Center, Aurora

Urology Center of Colorado, Denver

Veterans Affairs Medical Center - Denver, Denver

St. Joseph Regional Medical Center, Lewiston

Samuel Oschin Comprehensive Cancer Institute at Cedars-Sinai Medical Center, Los Angeles

University of California Davis Cancer Center, Sacramento

Bay Area Hospital, Coos Bay

St. Francis Hospital, Federal Way

Overlake Cancer Center at Overlake Hospital Medical Center, Bellevue

Providence Regional Cancer Partnership, Everett

Good Samaritan Cancer Center, Puyallup

Allenmore Hospital, Tacoma

CCOP - Northwest, Tacoma

MultiCare Regional Cancer Center at Tacoma General Hospital, Tacoma

Madigan Army Medical Center - Tacoma, Tacoma

St. Clare Hospital, Tacoma

Kansas Masonic Cancer Research Institute at the University of Kansas Medical Center, Kansas City

Feist-Weiller Cancer Center at Louisiana State University Health Sciences, Shreveport

University of Michigan Comprehensive Cancer Center, Ann Arbor

Billings Clinic - Downtown, Billings

Montana Cancer Specialists at Montana Cancer Center, Missoula

Blumenthal Cancer Center at Carolinas Medical Center, Charlotte

Knight Cancer Institute at Oregon Health and Science University, Portland

Brooke Army Medical Center, Fort Sam Houston

M. D. Anderson Cancer Center at University of Texas, Houston

University of Texas Health Science Center at San Antonio, San Antonio

Providence Centralia Hospital, Centralia

Providence St. Peter Hospital Regional Cancer Center, Olympia

Franciscan Cancer Center at St. Joseph Medical Center, Tacoma