Hospital Clin Univ San Carlos /ID# 138993, Madrid, Spain
Houston Institute for Clin Res /ID# 138716, Houston, Texas, United States
AZ Sint Lucas /ID# 141338, Brugge, Belgium
Houston Ctr for Clin Research /ID# 149149, Sugar Land, Texas, United States
Fellows Research Alliance, Inc /ID# 139655, Savannah, Georgia, United States
University of California, Los Angeles /ID# 144107, Los Angeles, California, United States