Intelihealth: patient oriented health information from John's Hopkins. It's a site with a commercial look-and-feel. Although this may reassure users, it makes me wonder how the site is financed, and who carries editorial control.
I'm at the STFM meeting in San Antonio, Texas. Lots of excitement here about web-based curricula.
Richard Usatine has put together a very good listing of Web Based Curricula for medical education.
pdr.net (login required: free) Treating colds: Keep it simple
The Evidence-Based Medicine Toolbox is a good source to learn some of the basic concepts of EBM, with some useful links to other EBM resources.