1. Center for Lung Cancer, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
2. Department of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, Seoul, Korea.
3. Department of Systems Biology, The University of Texas MD Anderson Cancer Center, TX, USA.
4. Cancer Biostatistics Branch, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
5. Department of Thoracic Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.