Rituximab and/or Lenalidomide in Treating Patients With Follicular Non-Hodgkin's Lymphoma That is Not Refractory to Rituximab

New York Weill Cornell Cancer Center at Cornell University, New York

CCOP - Hematology-Oncology Associates of Central New York, East Syracuse

Danville Regional Medical Center, Danville

Kinston Medical Specialists, Kinston

Cancer Centers of the Carolinas - Spartanburg, Spartanburg

Bon Secours St. Francis Health System, Greenville

Cancer Centers of the Carolinas - Faris Road, Greenville

Cancer Centers of the Carolinas - Grove Commons, Greenville

Greenville Hospital Cancer Center, Greenville

CCOP - Greenville, Greenville

Cancer Centers of the Carolinas - Easley, Easley

Self Regional Cancer Center at Self Regional Medical Center, Greenwood

Cancer Centers of the Carolinas - Greer Medical Oncology, Greer

Cancer Centers of the Carolinas - Seneca, Seneca

CCOP - Mount Sinai Medical Center, Miami Beach

Michael and Dianne Bienes Comprehensive Cancer Center at Holy Cross Hospital, Fort Lauderdale

Ella Milbank Foshay Cancer Center at Jupiter Medical Center, Jupiter

Fort Wayne Medical Oncology and Hematology, Fort Wayne

Veterans Affairs Medical Center - Minneapolis, Minneapolis

Community Hospital of Ottawa, Ottawa

Oncology Hematology Associates of Central Illinois, PC - Ottawa, Ottawa

Illinois CancerCare - Peru, Peru

Illinois Valley Community Hospital, Peru

Illinois CancerCare - Princeton, Princeton

Perry Memorial Hospital, Princeton

Illinois CancerCare - Spring Valley, Spring Valley

Galesburg Clinic, PC, Galesburg

Galesburg Cottage Hospital, Galesburg

Illinois CancerCare - Galesburg, Galesburg

Illinois CancerCare - Kewanee Clinic, Kewanee

Illinois CancerCare - Macomb, Macomb

McDonough District Hospital, Macomb

Illinois CancerCare - Monmouth, Monmouth

Graham Hospital, Canton

Illinois CancerCare - Canton, Canton

Eureka Community Hospital, Eureka

Illinois CancerCare - Eureka, Eureka

Cancer Treatment Center at Pekin Hospital, Pekin

Illinois CancerCare - Pekin, Pekin

Proctor Hospital, Peoria

CCOP - Illinois Oncology Research Association, Peoria

Oncology Hematology Associates of Central Illinois, PC - Peoria, Peoria

Methodist Medical Center of Illinois, Peoria

Illinois CancerCare - Bloomington, Bloomington

BroMenn Regional Medical Center, Normal

Community Cancer Center, Normal

Illinois CancerCare - Community Cancer Center, Normal

Illinois CancerCare - Carthage, Carthage

Memorial Hospital, Carthage

Illinois CancerCare - Havana, Havana

Mason District Hospital, Havana

Siteman Cancer Center at Barnes-Jewish Hospital - Saint Louis, St Louis

Liberty Hospital, Liberty

Saint Luke's East - Lee's Summit, Lee's Summit

Saint Luke's Cancer Institute at Saint Luke's Hospital, Kansas City

St. Joseph Medical Center, Kansas City

North Kansas City Hospital, Kansas City

Heartland Hematology Oncology Associates, Incorporated, Kansas City

CCOP - Kansas City, Kansas City

Research Medical Center, Kansas City

Heartland Regional Medical Center, Saint Joseph

Saint Joseph Oncology, Incorporated, Saint Joseph

Menorah Medical Center, Overland Park

Saint Luke's Hospital - South, Overland Park

Methodist Estabrook Cancer Center, Omaha

University Medical Center of Southern Nevada, Las Vegas

CCOP - Nevada Cancer Research Foundation, Las Vegas

Kaiser Permanente Medical Office -Vandever Medical Office, San Diego

Rebecca and John Moores UCSD Cancer Center, La Jolla

Walter Reed Army Medical Center, Washington D.C.

University of Chicago Cancer Research Center, Chicago

New Hampshire Oncology - Hematology, PA at Payson Center for Cancer Care, Concord

New Hampshire Oncology - Hematology, PA - Hooksett, Hooksett

Lakes Region General Hospital, Laconia

Roswell Park Cancer Institute, Buffalo

Wake Forest University Comprehensive Cancer Center, Winston-Salem

Arthur G. James Cancer Hospital and Richard J. Solove Research Institute at Ohio State University Comprehensive Cancer Center, Columbus

Mountainview Medical, Berlin Corners

Fletcher Allen Health Care - University Health Center Campus, Burlington