References
- 2008년도 국가암등록통계. 중앙암등록본부
- The National Lung Screening Trial: Overview and Study Design. Radiology 2010. Available from: http://www.ncbi.nlm.nih.gov/pubmed/21045183.
- National Comprehensive Cancer Network. Clinical Practice Guidelines in Oncology-v. 3.2011. Available from: URL:http:// www.nccn.org/professionals/physician_gls/f_guidelines.asp