Roughly speaking these include in patient treatment centers that are not hospitals in the traditional fashion. It can also include things such Buddhist vipassana centers which allow for very low cost 10 day stays, and are often transformation experiences. The subject can also include centers or spa centers which are perhaps on the border of a health center as opposed to something more like a vacation destination. In theory it could also include a group practice of highly; expert doctors, usually working on a specific set of disorders or treatment modalities