1. Department of Pulmonary MedicineThe University of Texas MD Anderson Cancer Center Houston TX USA
2. School of Medicine and Health Sciences TecSalud Monterrey Mexico
3. Pulmonary Department, Michael DeBakey VA Medical CenterBaylor College of Medicine Houston TX USA
4. Department of BiostatisticsThe University of Texas MD Anderson Cancer Center Houston TX USA
5. Pulmonary Department, Henry Ford Hospital Detroit MI USA
6. Pulmonary Department, University of Utah Health Care Salt Lake City UT USA
7. Pulmonary Department, Johns Hopkins University Baltimore MD USA
8. Pulmonary Department, Mayo Clinic Rochester MN USA
9. Pulmonary Department, Vanderbilt University Nashville TN USA