1 Thoracic Oncology Research Group, Baptist Cancer Center, Memphis, Tennessee. Electronic address: rosarogi@bmhcc.org.
2 School of Public Health, University of Memphis, Memphis, Tennessee.
3 Thoracic Oncology Research Group, Baptist Cancer Center, Memphis, Tennessee.
4 Thoracic Surgery Service, University Hospital Mutua Terrassa and Network of Biomedical Research Centers for Respiratory Diseases Lung Cancer Group, Terrassa, Barcelona, Spain.
5 Academic Department of Thoracic Surgery, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College, London, United Kingdom.
6 Division of Thoracic Surgery, Keio University School of Medicine, Tokyo, Japan.