Riverside Methodist Hospital, Columbus, Ohio, United States
York Hospital, York, Pennsylvania, United States
Cleveland Clinic and Foundation, Cleveland, Ohio, United States
Gartnavel General Hospital, Univ. Glasgow, Glasgow, Scotland, United Kingdom
Northwest Lung Research Center, Univ. Manchester, Manchester, United Kingdom
Hopital Laval, Laval University, Sainte-Foy, Quebec, Canada
MD Anderson Cancer Center, Houston, Texas, United States
Washington University School of Medicine, St. Louis, Missouri, United States
Hennepin County Medical Center, Minneapolis, Minnesota, United States
Center for Clinical Research, Winston-Salem, North Carolina, United States
Irmandade Santa Casa de Misericordia de Porto Alegre, Porto Alegre, RS, Brazil
St. Joseph's Healthcare, Hamilton, Ontario, Canada
Northwest Lung Research Center, University of Manchester, Manchester, United Kingdom
Anesthesia Associates of Belleville, Belleville, Illinois, United States
Comprehensive Pain Management and Rehabilitation, Daphne, Alabama, United States
Papworth Hospital NHS Trust, Papworth Everard, Cambridge, United Kingdom