UC Davis, Sacramento, California, United States
UCSF, San Francisco, California, United States
Hartford Hospital, Hartford, Connecticut, United States
Arizona Pulmonary Specialists, Phoenix, Arizona, United States
VA Greater Los Angeles Healthcare, Los Angeles, California, United States
Mayo Clinic Jacksonville, Jacksonville, Florida, United States
West Los Angeles VA Healthcare Center, Los Angeles, California, United States
Alleghany General Hospital, Pittsburgh, Pennsylvania, United States
UPMC Presbyterian Hospital, Pittsburgh, Pennsylvania, United States
CHRU de Nancy, Nancy, Vandoeuvre Les Nancy, France
CHU de Bicetre, Le Kremlin-Bicêtre, France
Studienambulanz fur Pulmonale Hypertonie at Medizinishe Klinik II, Universitatskinikum Giessen und Marburg GmbH, Gießen, Germany
West Los Angeles VA Healthcare Center, Los Angeles, California, United States
Emory University School of Medicine, Atlanta, Georgia, United States
Los Angeles Biomedical Research Center, Torrance, California, United States
DanTrial Aps, Copenhagen, Denmark
Accelovance - Melbourne, Melbourne, Florida, United States