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. 2014 May 1;3:217. doi: 10.1186/2193-1801-3-217

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© Kunisawa et al.; licensee Springer. 2014

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited.

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Survival and patient volume per hospital. Survival curves by patient volume per hospital for surgically managed primary non-small cell lung cancer patients with a clinical stage of IA.