1. World Health Organization. World Health Statistics 2011, www.who.int/whosis/whostat/2011/en/index.html. [Last accessed on 22 Apr 20].
2. National Programme for the Health Care of the Elderly (NPHCE): An Approach Towards Active and Healthy Ageing. Directorate General of Health Services, Ministry of Health and Family Welfare, Government of India; 2011. Available from: http://www.health.bih.nic.in/docs/guidelines-NPHCE.pdf. [Last accessed on 2012 Oct 22].
3. A study of morbidity profile among geriatric population in an Urban Area;Nikumb;Sch J App Med Sci,2015
4. A study of morbidity profile of geriatric population in the field practice area of rural health training Center, Paithan of Govt.Medical College, Aurangabad;Jadhav;IOSR J Pharmac,2012
5. Factors influencing the care-seeking behaviour of chest symptomatics: A community-based study involving rural and urban population in Tamil Nadu, South India;Sudha;Trop Med Int Health,2003