• 1
    The Center for Information and Study on Clinical Research Participation. Accessed February 2010.
  • 2
    Getz K.The Gift of Participation: A Guide to Making Informed Decisions about Volunteering for a Clinical Trial. Bar Harbor , ME : Jerian Publishing; 2007: 3145.
  • 3
    Braunstein J, Sherber N, Schulman S, Ding E, Powe N. Race, medical researcher distrust, perceived harm, and willingness to participate in cardiovascular prevention trials. Medicine. 2008; 87(1): 19.
  • 4
    Corbie-Smith G, Thomas SB, St George DM. Distrust, race, and research. Arch Intern Med. 2002; 162: 24582463.
  • 5
    Kennedy B, Paeratakul S, Champane C, Ryan D, Harsha D, McGee B, Deyhim J, Forsythe W, Bogie M. A pilot church-based weight loss program for African American adults utilizing church members as health educators: a comparison of individual and group intervention. Ethn Des. 2005; 15: 373378.
  • 6
    Wilder H, Ferris SP. Communication technology and the evolution of knowledge. J Electron Publ. 2006; 9(2).
  • 7
    Tonella P, Ricca F. Dynamic Model Extraction and Statistical Analysis of Web Applications: Follow-up after 6 years. Website Evolution, 2008. Available at [Accessed April 10, 2011].
  • 8
    Macmanus R. The evolution of Corporate Web Sites. Digital Web Magazine, April 28 2004. Available at [Accessed April 10, 2011].
  • 9
    Kieras D, Polson P. A generalized transition network representation for interactive systems. Conference on Human Factors in Computing Systems, Proceedings of the SIGCHI Conference on Human Factors in Computing Systems, New York ; 1983: 103106.
  • 10
    Nielsen J, Molich R. Heuristic evaluation of user interfaces. Proc. ACM CHI’90 Conference, April 1–5. Seattle , WA ; 1990: 249256.
  • 11
    Dykstra DJ. A Comparison of Heuristic Evaluation and Usability Testing: The Efficacy of a Domain-Specific Heuristic Checklist. Department of Industrial Engineering, Texas A&M University , College Station , TX .
  • 12
    Carroll JM.Making Use: Scenario-Based Design of Human-Computer Interactions, Cambridge , MA : MIT Press; 2000.
  • 13
    National Network of Libraries of Medicine. Accessed February 2010.