Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - https://web.archive.org/web/20150816224023/http://www.webmd.com/click?url=https://www.urac.org/directory/CompanyView.aspx?cid=C8700000F48&aid=1951&Type=Accreditnet