References
1. World health organization last accessed on January 2012 Cancer.http://www.who.-int/mediacentre/factsheets/fs297/en/index.html
2. World Health Organization .Global Info base last accessed on January 2012.
3. McDuffie H.H., Klaassen D.J., Dosman J.A. Characteristics of patients with primary lung cancer diagnosed at age of 50 years or younger. Chest 1986; 96:1298-1301.
4. Jubelirer S.J., Wilson R.A. Lung cancer in patients younger than 40 years of age. Cancer 1991; 67:1436-1438.
5. Situation Analysis of the Elderly in India June 2011 Central Statistics Office Ministry of Statistics & Programme Implementation.
6. Jindal S.K., Malik S.K.Smoking index a measure to quantify cumulative smoking Exposure. Lung India 1988;UI, No.4,P. 195-196.
7. Goldstraw, Peter MB, 7th Edition of TNM Staging of Lung Cancer,J. ThoracOncol: June 2009 - Vol 4 - Issue 6 - pp 671-673.
8. Jindal SK, Behera D. Clinical spectrum of primary lung cancer: Review of Chandigarh experience of 10 years. Lung India1990; 8: 94-9
9. Gupta RC, Purohit SD, Sharma MP, Bhardwaj S. Primary bronchogenic carcinoma : Clinical profile of 279 cases from mid-west Rajasthan. Indian J Chest Dis Allied Sci 1998; 40 : 109-16.
10. Prasad R, James P, Kesarwani V, Gupta R, Pant MC, Chaturvedi A,et al. Clinicopath-ological study of bronchogenic carcinoma. Respirology 2004;9:557-60.
11. Rao S, Rau PV, Sahoo RC. Bronchogenic carcinoma in the young. LungIndia 1992;10:101–2.
12. Sirsat MV. Some aspects of the pathology of primary carcinoma of the lung. J Post Grad Med 1958;4:6-14.
13. Zang EA, Wynder EL. Differences in lung cancer risk between men and women: Examination of the evidence. J Natl Cancer Inst 1996;88: 183–92.
14. Chandra P Belani and Ramesh K Ramanathan. Combined modality treatment of locally advanced non small cell lung cancer. Incorporation of novel chemotherapeutic agents. Chest 1998; 113: 53S-60S.
15. Katsuya Fujimori, Akira Yokoyama, Yuzo Kurita et al. A pilot phase 2 study of surgical treatment after induction chemotherapy for resectable stage 1 to IIIA small cell lung cancer. Chest 1997; 111: 1299-1093.
16. Emil Frei. Non small cell lung cancer : Novel treatment strategies. Chest 1997; 112: 266S 268S.
17. Panel A Bunn and Ariel'F Soriano. Chemotherapeutic options in lung cancer. Cancer 1998; 83: 1740-1750.
18. Parveen Shahida Akhtar, Zafor Mohammad Masud, Mohammad Tarek Alam, Maksuda Begum.Profile of Lung Cancer: A One-Year Report. J Medicine 2011; 12:115-119.
19. Kosmider S, Sheddha S, Jones IT McLaughlin S, Gibbs P. Predictors of clinic non-attendance-opportunities to improve patient outcome in colorectal cancer. Intern Med J 2010;40:757-63.
20. Klosky JL, Cash DK, Buscemi J, Lensing S, Garces-Webb DM, Zhao W, et al. Factors influencing long-term follow up clinic attendance among survival of childhood cancer. J Cancer Surviv 2008; 2:225-32.
21. Johnson R, Horne B, Feltbower RG, Butler GE, Glaser AW. Hospital attend-ance patterns in long term survivors of cancer. Arch Dis Child 2004;89:374-7.
22. Ng TH, How SH, Kuan YC, Fauzi AR. Defaulters among lung cancer patients in a suburban district in adeveloping country. Ann Thorac Med 2012;7:12-5.
23. Lee VJ, Earnest A, Chen MI, Krishnan B. Predictors of failed attendances in a multi-specialty outpatient centre using electronic databases. BMC Health Serv Res 2005;6;50-1.
24. Hutchins LF, Unger JM, Crowley JJ, et al. Underrepresentation of patients 65 years of age or older in cancer-treatment trials. N Engl J Med 1999; 341: 2061–2067.
25. Davidoff AJ, Tang M, Seal B, et al. Chemotherapy and survival benefit in elderly patients with non-small-celllung cancer. J ClinOncol 2010; 28: 2191–2197.
26. Chung JW, Wong TK, Teung AC. Non-attendance at an orthopaedic and trauma specialist outpatient department of aregio-nal hospital. J NursManag 2004;12:362-7.
27. Wong TY, Pang AL, Chu WC, Choi M, Lam WW. Audit ofattendance for scheduled breast imaging examinations. J HK CollRadiol 2003;6:78-80.