1. World Population Ageing,2009
2. Towards Age-friendly Primary Health Care. Available from: http:/whqlibdoc.who.int/publications/2004/9241592184.pdf. Accessed 15 August 2012
3. An Aging India: Perspectives, Prospects, and Policies. Foundations of Aging in India,2003
4. The Economic Implications of Non-Communicable Diseases for India (Discussion Paper);Mahal,2010
5. Cardiovascular Disease. Milestones in Public Health,2006