6Ferlay J, Bray F, Pisani P, et al. Globocan 2002:cancer incidence, mortality and prevalenceworldwide. Lyon: International Agency for Research on Cancer[DB/OL]. URL: http ://www-dep.iarc. fr/.
7Muir C S, Waterhouse J, Mack T, et al. Cancer incidence in five continents[M]. (Vol. 88). Lyon:IARC, 1987:45-135.
8Yang P, Williams B, Adjei A, et al. Characteristics of lung cancer patients who were diagnosed younger than 50 or older than 80 years of age[J]. Lung Cancer, 2005, 49(Suppl 2): S22(P-58).
9Visser O, Bolderbos J, Kwa H, et al. Improved stage-specific survival of NSCI C in Northern Holland Flevoland the Netherlands-Effect of intensified treatment or stage migration[J]. Lung Cancer, 2005, 49(SuppI 2):S198(P-316).
10Sanehez de Cos J, Miravet L, Nunez A, et al. Lung cancer (LC) in Spain. Last epidemiological trends concerning age, gender, smoking prevalence and histological types[J]. Lung Cancer, 2005, 49(Suppl 2):S197(P-309).
