1. Division of PulmonaryCritical Care, and Sleep MedicineYale New Haven Hospital and Yale School of MedicineNew HavenCTUSA
2. Division of Respiratory DiseasesFederal University of São Paulo – UNIFESPSão PauloBrazil
3. Division of AnaesthesiologyYale New Haven Hospital and Yale School of MedicineNew HavenCTUSA
4. Rehabilitation MedicineUniversity of WashingtonSeattleWAUSA
5. Division of Pulmonary and Critical Care MedicineBrigham and Women's HospitalHarvard Medical SchoolBostonMAUSA