Low-Dose or High-Dose Vincristine and Combination Chemotherapy in Treating Young Patients With Relapsed B-Cell Acute Lymphoblastic Leukemia

Swiss Pediatric Oncology Group - Lausanne, Lausanne

Swiss Pediatric Oncology Group - Bern, Bern

Princess Margaret Hospital for Children, Perth

New York University Langone Medical Center, New York

Mount Sinai Medical Center, New York

Columbia University Medical Center, New York

New York Medical College, Valhalla

The Steven and Alexandra Cohen Children's Medical Center of New York, New Hyde Park

State University of New York Upstate Medical University, Syracuse

Roswell Park Cancer Institute, Buffalo

Children's Hospital of Pittsburgh of UPMC, Pittsburgh

Penn State Hershey Children's Hospital, Hershey

Lehigh Valley Hospital - Muhlenberg, Bethlehem

Children's Hospital of Philadelphia, Philadelphia

Saint Christopher's Hospital for Children, Philadelphia

Alfred I duPont Hospital for Children, Wilmington

Children's National Medical Center, Washington D.C.

Lombardi Comprehensive Cancer Center at Georgetown University, Washington D.C.

Sinai Hospital of Baltimore, Baltimore

University of Virginia, Charlottesville

Childrens Hospital-King's Daughters, Norfolk

Carilion Clinic Children's Hospital, Roanoke

West Virginia University Charleston, Charleston

Wake Forest University Health Sciences, Winston-Salem

University of North Carolina, Chapel Hill

Duke University Medical Center, Durham

East Carolina University, Greenville

Carolinas Medical Center, Charlotte

Presbyterian Hospital, Charlotte

Mission Hospitals Inc, Asheville

Palmetto Health Richland, Columbia

BI-LO Charities Children's Cancer Center, Greenville

Greenville Cancer Treatment Center, Greenville

Children's Healthcare of Atlanta - Egleston, Atlanta

Georgia Regents University, Augusta

Memorial Health University Medical Center, Savannah

Nemours Children's Clinic - Pensacola, Pensacola

University of Florida, Gainesville

Florida Hospital, Orlando

M D Anderson Cancer Center- Orlando, Orlando

Nemours Childrens Clinic - Orlando, Orlando

University of Miami Miller School of Medicine-Sylvester Cancer Center, Miami

Miami Children's Hospital, Miami

Baptist Hospital of Miami, Miami

Broward Health Medical Center, Fort Lauderdale

Saint Mary's Hospital, West Palm Beach

Saint Joseph Children's Hospital of Tampa, Tampa

All Children's Hospital, St. Petersburg

Lee Memorial Health System, Fort Myers

Children's Hospital of Alabama, Birmingham

University of Alabama at Birmingham, Birmingham

Vanderbilt-Ingram Cancer Center, Nashville

T C Thompson Children's Hospital, Chattanooga

East Tennessee Childrens Hospital, Knoxville

University of Mississippi Medical Center, Jackson

Kosair Children's Hospital, Louisville

University of Kentucky, Lexington

Nationwide Children's Hospital, Columbus

Mercy Children's Hospital, Toledo

Rainbow Babies and Childrens Hospital, Cleveland

Cleveland Clinic Foundation, Cleveland

Children's Hospital Medical Center of Akron, Akron

Cincinnati Children's Hospital Medical Center, Cincinnati

The Children's Medical Center of Dayton, Dayton

Riley Hospital for Children, Indianapolis

Saint Vincent Hospital and Health Services, Indianapolis

C S Mott Children's Hospital, Ann Arbor

Wayne State University, Detroit

Hurley Medical Center, Flint

Michigan State University - Breslin Cancer Center, Lansing

Bronson Methodist Hospital, Kalamazoo

Kalamazoo Center for Medical Studies, Kalamazoo

Helen DeVos Children's Hospital at Spectrum Health, Grand Rapids

Raymond Blank Children's Hospital, Des Moines

Midwest Children's Cancer Center, Milwaukee

University of Wisconsin Hospital and Clinics, Madison

Saint Vincent Hospital, Green Bay

Marshfield Clinic, Marshfield

Children's Hospitals and Clinics of Minnesota - Minneapolis, Minneapolis

University of Minnesota Medical Center-Fairview, Minneapolis

Mayo Clinic, Rochester

Advocate Lutheran General Hospital, Park Ridge

Loyola University Medical Center, Maywood

Advocate Hope Children's Hospital, Oak Lawn

University of Illinois, Chicago

Childrens Memorial Hospital, Chicago

Southern Illinois University, Springfield

Saint John's Mercy Medical Center, St Louis

The Childrens Mercy Hospital, Kansas City

University of Missouri-Columbia, Columbia

Children's Hospital and Medical Center of Omaha, Omaha

University of Nebraska Medical Center, Omaha

Tulane University Health Sciences Center, New Orleans

Children's Hospital-Main Campus, New Orleans

Ochsner Clinic Foundation, New Orleans

University of Arkansas for Medical Sciences, Little Rock

University of Oklahoma Health Sciences Center, Oklahoma City

Medical City Dallas Hospital, Dallas

University of Texas Southwestern Medical Center, Dallas

Cook Children's Medical Center, Fort Worth

Scott and White Memorial Hospital, Temple

Baylor College of Medicine, Houston

Methodist Children's Hospital of South Texas, San Antonio

Brooke Army Medical Center, Fort Sam Houston

Driscoll Children's Hospital, Corpus Christi

Dell Children's Medical Center of Central Texas, Austin

Texas Tech University Health Science Center-Amarillo, Amarillo

Covenant Children's Hospital, Lubbock

Children's Hospital Colorado, Aurora

Rocky Mountain Hospital for Children-Presbyterian Saint Luke's Medical Center, Denver

Saint Luke's Mountain States Tumor Institute, Boise

Primary Children's Medical Center, Salt Lake City

Phoenix Childrens Hospital, Phoenix

University of Arizona Health Sciences Center, Tucson

University of New Mexico Cancer Center, Albuquerque

Nevada Cancer Research Foundation CCOP, Las Vegas

Children's Hospital Los Angeles, Los Angeles

Cedars-Sinai Medical Center, Los Angeles

Southern California Permanente Medical Group, Downey

Miller Children's Hospital, Long Beach

City of Hope Medical Center, Duarte

Rady Children's Hospital - San Diego, San Diego

Loma Linda University Medical Center, Loma Linda

Santa Barbara Cottage Hospital, Santa Barbara

University of California San Francisco Medical Center-Parnassus, San Francisco

Lucile Packard Children's Hospital Stanford University, Palo Alto

Kaiser Permanente-Oakland, Oakland

Sutter General Hospital, Sacramento

UC Davis Comprehensive Cancer Center, Sacramento

University of Hawaii, Honolulu

Legacy Emanuel Children's Hospital, Portland

Legacy Emanuel Hospital and Health Center, Portland

Oregon Health and Science University, Portland

Mary Bridge Children's Hospital and Health Center, Tacoma

Madigan Army Medical Center, Tacoma

Providence Sacred Heart Medical Center and Children's Hospital, Spokane

Children's Oncology Group, Arcadia

Children's Hospital Central California, Madera

Children's Hospital and Research Center at Oakland, Oakland

Childrens Hospital of Orange County, Orange

Connecticut Children's Medical Center, Hartford

Yale University, New Haven

Nemours Children's Clinic - Jacksonville, Jacksonville

Eastern Maine Medical Center, Bangor

Maine Children's Cancer Program, Scarborough

University of Maryland Greenebaum Cancer Center, Baltimore

Johns Hopkins University, Baltimore

Walter Reed National Military Medical Center, Bethesda

University of Massachusetts Medical School, Worcester

Dartmouth Hitchcock Medical Center, Lebanon

Hackensack University Medical Center, Hackensack

Saint Barnabas Medical Center, Livingston

Morristown Memorial Hospital, Morristown

Saint Peter's University Hospital, New Brunswick

UMDNJ - Robert Wood Johnson University Hospital, New Brunswick

Newark Beth Israel Medical Center, Newark

Saint Joseph's Regional Medical Center, Paterson

Overlook Hospital, Summit

Montefiore Medical Center, The Bronx

Rhode Island Hospital, Providence

Sanford USD Medical Center - Sioux Falls, Sioux Falls

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

British Columbia Children's Hospital, Vancouver

CancerCare Manitoba, Winnipeg

IWK Health Centre, Halifax

McMaster Children's Hospital at Hamilton Health Sciences, Hamilton

Chedoke-McMaster Hospitals, Hamilton

Cancer Centre of Southeastern Ontario at Kingston General Hospital, Kingston

Children's Hospital, London

Children's Hospital of Eastern Ontario, Ottawa

Hospital Sainte-Justine, Montreal

Allan Blair Cancer Centre, Regina

Saskatoon Cancer Centre, Saskatoon