Open-Label Study of Oral Treprostinil in Digital Ulcers

The Hospital for Special Surgery, New York

North Shore - LIJ Health System, Lake Success

University of Pittsburgh, Pittsburgh

Georgetown University - Dept. of Medicine/Rheumatology, Washington D.C.

Johns Hopkins University - Division of Rheumatology, Baltimore

University of Toledo, Toledo

The Cleveland Clinic Foundation, Cleveland

University of Michigan - Scleroderma Program, Ann Arbor

Medical College of Wisconsin, Milwaukee

University of Minnesota, Minneapolis

Northwestern University - Feinberg School of Medicine, Chicago

University of Texas - Houston, Houston

Barbara Davis Centre, Aurora

University of Utah, Salt Lake City

Mayo Clinic Scottsdale, Scottsdale

Virginia Mason Medical, Seattle

University of Alabama - Birmingham - Arthritis Clinical Intervention Program, Birmingham

UCLA, Los Angeles

University of Connecticut Health Center, Farmington

Boston University School of Medicine, Boston

UMDNJ Clinical Research Center, New Brunswick

Medical University of South Carolina, Charleston

St Joseph's Health Care, London

Jewish General Hospital, Montreal

Royal Free Hospital - Center for Rheumatology, London

Salford Royal Hospital, Manchester