1. Bradford J. Holmes, Eric G. Brown, Elizabeth W. Boehm, Lynne Bishop, Trends In Healthcare Consumer Technology Adoption Forrester Research, 15 July 2004.
2. Title 45 Code of Federal Regulations, Pt 164.
3. United States Department of Health and Human Services. Protecting the Privacy of Patients? Health Information Summary of the Final Regulation. 2005. http://aspe.hhs.gov/admnsimp/final/pvcfact1.htm