National Institutes of Health Clinical Center, Bethesda, Maryland, United States
National Heart, Lung and Blood Institute (NHLBI), Bethesda, Maryland, United States
National Heart, Lung and Blood Institute (NHLBI), Bethesda, Maryland, United States
MedStar Washington Hospital Center, Washington, District of Columbia, United States
Emory University, Atlanta, Georgia, United States
Henry Ford Hospital, Detroit, Michigan, United States
Medstar Washington Hospital Center, Washington, District of Columbia, United States
Emory University Hospital, Atlanta, Georgia, United States
University of Washington, Seattle, Washington, United States
National Institutes of Health Clinical Center, Bethesda, Maryland, United States
National Institutes of Health Clinical Center, Bethesda, Maryland, United States
National Heart, Lung and Blood Institute (NHLBI), Bethesda, Maryland, United States
National Institutes of Health Clinical Center, Bethesda, Maryland, United States
National Institutes of Health Clinical Center, Bethesda, Maryland, United States