Study to Assess Efficacy of Tacrolimus + Methotrexate Versus Placebo + Methotrexate in Treatment of Rheumatoid Arthritis

Center for Assessment & Research of Erie, Erie

Altoona Center for Clinical Research, Duncansville

Central Pennsylvania Clinical Research, Mechanicsburg

Rheumatic Disease Associates, Willow Grove

Clinical Research Center of Reading, LLP, West Reading

Arthritis & Osteoporosis Center of Maryland, Frederick

Metropolitan Clinical Research, Falls Church

Lewis-Gale Clinic, Salem

North Carolina Arthritis & Allergy Care Center, Raleigh

Center of Rheumatology, Immunology & Arthritis, Fort Lauderdale

Arthritis & Rheumatology Associates of Palm Beach, West Palm Beach

Sarasota Arthritis Center, Rheumatology Division, Sarasota

Arthritis Center, Palm Harbor

University of Alabama at Birmingham, Birmingham

Rheumatology Associates of North Alabama, Huntsville

Radiant Research - Columbus, Columbus

STAT Research, Inc., Dayton

Midwest Arthritis Center, Kalamazoo

Illinois Bone & Joint Institute, Morton Grove

Northwestern Center for Clinical Research, Chicago

Rockford Clinical, Rockford

Decatur Memorial Hospital, Decatur

The Arthritis Center, Springfield

Washington University School of Medicine, St Louis

St. Louis Center for Clinical Research, St Louis

Arthritis Consultants, St Louis

Radiant Research - Dallas, Dallas

San Antonio Center for Clinical Research, San Antonio

Coeur d'Alene Arthritis Clinic, Coeur d'Alene

Physicians Research Options, L.C., Sandy City

Radiant Research, Pharmaceutical Clinical Trials Division, Scottsdale

Boling Clinical Trials, Rancho Cucamonga

San Diego Arthritis & Osteoporosis Medical Clinic, San Diego

Pacific Arthritis Center and Medical Group, Santa Maria

Oregon Health Sciences Center, Portland

Portland Medical Associates, P.C., Portland

PRO Research, Eugene

Arthritis Associates of CT, Danbury

Stamford Therapeutic Consortium, Stamford

Phase III Clinical Research, Fall River

Arthritis Regional Research Center, Mercerville

New Jersey Physicians, LLC, Passaic

Doctor's Office, Hamilton

Doctor's Office, Hamilton

The Arthritis Program Research Group, Inc., Newmarket