Barnes-Jewish Hospital, St. Louis, Missouri, United States
Ohio State University Medical Center, Columbus, Ohio, United States
Dalhousie University, Halifax, Nova Scotia, Canada
Boston University Cancer Research Center, Boston, Massachusetts, United States
Boston University Cancer Research Center, Boston, Massachusetts, United States
Indiana University, Indianapolis, Indiana, United States
Orthopaedic Associates of Michigan, Grand Rapids, Michigan, United States
Barnes-Jewish Hospital, Saint Louis, Missouri, United States
Boston Medical Center, Boston, Massachusetts, United States
Boston University Medical Center, Boston, Massachusetts, United States
University of California, San Diego, San Diego, California, United States
Northwestern University, Evanston, Illinois, United States
Lenox Hill Hospital, New York City, New York, United States
Boston Medical Center, Boston, Massachusetts, United States
Boston Medical Center, Boston, Massachusetts, United States