1. Annual report to the nation on the status of cancer, 1773–1996, with a special section on lung cancer and tobacco smoking;Wingo;J. Natl. Cancer Inst.,1999
2. Central Cancer Registry Center in Korea, Ministry of Health and Welfare, ROK. Annual Report of the Central Cancer Registry in Korea. pp. 1997.1–1997.12.
3. World Health Organization. WHO Mortality Statistics. Geneva: World Health Organization, 1996.
4. Ministry of Health and Welfare, ROK. Annual Report 97, Cause of Death in Korea (According to Sex and Age), 1997.
5. Breslow NE, Day NE. Statistical Methods in Cancer Research, vol. 1: The Analysis of Case Control Studies. Lyon: IARC Scientific Publications, 1980. No. 32.