3Chen Ching-Chih, Hernon P. Information seeking:Assessing and anticipating user needs[M]. New York: Neal-Schuman, 1982.
4Case D, Johnson J, Andrews J, et al. From two-step flow to the Internet:The changing array of sources for genetics information seeking[J]. Journal of the American Society for Information Science and Technology, 2004, 55(8): 660-669.
5Fox S, Rainie L. The online health care revolution:How the Web helps Americans take better care of themselves[EB/OL].[2013-09-15]. http://www. Pewinternet.org/Static-Pages/2010Tracking Survey.aspx.
6Fox S, Duggan M. Tracking for health[EB/OL].[2013-09-15]. http://www.pewinternet.org/Reports/2013/Tracking-for-Health.aspx.
7Goldsmith J. How will the Internet change our health system?[J]. Health Aff (Millwood), 2000, 19(1): 148-156.
8Houston T K, Allison J J. Users of Internet health information:Differences by health status[J]. Medical Internet Research, 2002, 4 (2): 7-9.
9Baker L, Wagner T H, Singer S, et al. Use of the Internet and e-mail for health care information results from a national survey[J]. Journal of the American Medical Association, 2003, 289(18):2400-2406.
10Wen Ming L, Rissel C, Louise A, et al. Who is not likely to access the Internet for health information? Findings from first-time mothers in southwest Sydney, Australia[J]. International Journal of Medical Informatics, 2011, 80(6): 406-411.