This is a must for anyone seeking medical information on the Web. It is a comprehensive guide to hundreds of on-line sources from the medical community. Not only is it the most indepth guide to on-line medical information, but it is full of the technical aspects of searching the web such as tools for defining your search and the many search engines that are available. From the renown publishers Mosby who has brought you so many fine medical related books. Check out their web site at http://www.mosby.com and see all they have to offer. Look for us on page 221.