1. Department of PulmonologyCleveland Clinic FloridaWestonFLUSA
2. Department of CardiologyOchsner Medical CenterJeffersonLAUSA
3. Department of CardiologyCleveland Clinic FloridaWestonFLUSA
4. Department of CardiologyCenter for Pulmonary Hypertension and Cardiovascular DiseaseOrlandoFLUSA
5. Department of PulmonologyWashington UniversitySt. LouisMOUSA