1. Boundary between N1 and N2 Lymph Node Descriptors in the Subcarinal Zone in Lower Lobe Lung Cancer: A Brief Report 
Mitsuhiro Isaka, MD, Haruhiko Kondo, MD, Tomohiro Maniwa, MD, Shoji Takahashi, MD, Yasuhisa Ohde, MD 
Journal of Thoracic Oncology 
Volume 11, Issue 7, Pages (July 2016)
DOI: /j.jtho
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

2. Figure 1
The original subdivided hilar lymph node map in the subcarinal zone according to the Naruke map. All lymph nodes in the space framed by the red dotted line were defined as #7 lymph nodes in the International Association for the Study of Lung Cancer lymph node map.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

3. Figure 2
Disease-free survival rates according to the highest lymph node involvement level.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions

4. Figure 3
(A and B) Kaplan-Meier curves showing disease-free and overall survival rates of patients with N1 and N2 disease according to the Naruke map (C and D) and the International Association for the Study of Lung Cancer (IASLC) map.
Journal of Thoracic Oncology  , DOI: ( /j.jtho )
Copyright © 2016 International Association for the Study of Lung Cancer Terms and Conditions