Reif, A E Heredity as a determining factor in which smokers die of lung cancer. [electronic resource] - Journal of the National Cancer Institute Jan 1991 - 64-6 p. digital Publication Type: Comment; Letter ISSN: 0027-8874 Standard No.: 10.1093/jnci/83.1.64 doi Subjects--Topical Terms: AgedHumansLung Neoplasms--etiologyMiddle AgedSmoking--adverse effects