A presentation that gives the basics overview, this site is one I have not seen before. It may have been posted at some point, but my search did not raise it.
There are several pages and you have to click at bottom orange box to proceed. I like it for its clarity, simplicity of presentation and hope it can help for those getting to know more about CLL
CAUTION: the SEER statistics can be misinterpreted, With today's novel treatment regimens the 5-year rate survival is outdated. Our survival rates have improved remarkably with all the newer treatments and combinations.