Baylor College of Medicine, Houston, Texas, United States
TIRR Memorial Hermann, Houston, Texas, United States
University of California Los Angeles, Los Angeles, California, United States
Nidcr/Nih, Bethesda, Maryland, United States
McGill University, Montréal, Quebec, Canada
Michael E. DeBakey VA Medical Center, Houston, Texas, United States
Brown University, Providence, Rhode Island, United States
Baylor College of Medicine, Houston, Texas, United States
University of Pittsburgh, Pittsburgh, Pennsylvania, United States
Baylor College of Medicine, Houston, Texas, United States
NYU Langone, New York, New York, United States
Michael E. DeBakey VA Medical Center, Houston, Texas, United States
Baylor College of Medicine, Houston, Texas, United States
Baylor St. Lukes Medical Center (BSLMC), Houston, Texas, United States
Mayo Clinic, Rochester, Minnesota, United States
Baylor College of Medicine, Houston, Texas, United States