An Aging World, 2013. http://www.census.gov/prod/2009pubs/p95-09-1.pdf
 Borger, C., Smith, S., Truffer, C., Keehan, S., Sisko, A., Posal, J. and Clement, M.K. (2006) Health Spending Projections through 2015: Changes on the Horizon. Health Affairs Web Exclusive, 25, W61-W73.
 Aging Heart and Arteries (2013) A Scientific Quest.
 Tablado, A., Illarramendi, A., Bermudez, J. and Goni, A. (2003) Intelligent Monitoring of Elderly People. In: Proceedings of the 4th Annual IEEE EMBS Special Topic Conference on Information Technology Applications in Biomedicine, 24-26 April 2003.
 Mtonga, K., Yoon, E.J. and Kim, H. (2014) A Pairing Based Authentication and Key establishment Scheme for Remote Monitoring Systems. e-Infrastructure and eServices for Developing Countries, Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, 135, 79-89.
 Huang, Q., Yang, X. and Li, S. (2011) Identity Authentication and Context Privacy Preservation in Wireless Health Monitoring System. International Journal of Computer Network and Information Security, 3, 53-60. https://doi.org/10.5815/ijcnis.2011.04.08
 Gong, L., Lomas, T.M.A., Needham, R.M. and Saltzer, J.H. (1993) Protecting Poorly Chosen Secrets from Guessing Attacks. IEEE Journal on Selected Areas in Communications, 11, 648-656. https://doi.org/10.1109/49.223865
 Layouni, M., Verslype, K. and Sandikkaya, M.T. (2009) Privacy-Preserving Telemonitoring for eHealth. Data and Applications Security. IFIP Annual Conference on Data and Applications Security and Privacy, Montreal, 12-15 July 2009, 95-110.
 Hasque, M.M., Pathan, A.K. and Hong, C.S. (2008) Securing U-Healthcare Sensor Networks Using Public Key Based Scheme. 10th International Conference on Advanced Communication Technology, Gangwon-Do, 17-20 February 2008, 1108-1111.
 Yang, Y., Deng, R.H. and Bao, F. (2006) Fortifying Password Authentication in Integrated Healthcare Delivery Systems. Proceedings of the ACM Symposium on Information, Computer and Communications Security, Taipei, 21-24 March 2006, 255-265.
 He, D., Chen, C., Chan, S. and Bu, J. (2002) Secure and Efficient Handover Authentication Based on Bilinear Pairing Functions. IEEE Transactions on Wireless Communications, 11, 48-53.
 Liang, X., Chan, L., Lu, R., Lin, X. and Shen, X. (2011) PEC: A Privacypreserving Emergency Call Scheme for Mobile Healthcare Social Networks. IEEE/KICS Journal Communications and Networks, 13, 102-112. https://doi.org/10.1109/JCN.2011.6157409
 Freudiger, J., Manshaei, M., Hubaux, J.P. and Parkes, D. (2009) On Noncooperative Location Privacy: A Game-Theoretic Analysis. Proceedings of the 16th ACM Conference on Computer and Communications Security, Chicago, 9-13 November 2009, 324-337.
 Lu, R., Lin, X., Luan, H., Liang, X. and Shen, X. (2012) Pseudonym Changing at Social Spots: An Effective Strategy for Location Privacy in Vanets. IEEE Transactions on Vehicular Technology, 61, 86-96. https://doi.org/10.1109/TVT.2011.2162864