MarylandBaltimoreDistrict of Columbia: A federal area located between Maryland and Virginia on the Potomac river; it is coextensive with Washington, D.C., which is the capital of the United States.VirginiaPfiesteria piscicida: A dinoflagellate with a life cycle that includes numerous flagellated, amoeboid, and encysted stages. Both the flagellated and amoeboid forms produce toxins which cause open wounds on fish. Pfiesteria piscicida feeds on tissue sloughed from these wounds, as well as on bacteria and algae. It is found in Atlantic estuaries of the United States.Assisted Living Facilities: A housing and health care alternative combining independence with personal care. It provides a combination of housing, personalized supportive services and health care designed to meet the needs, both scheduled and unscheduled, of those who need help with activities of daily living. (www.alfa.org)Rate Setting and Review: A method of examining and setting levels of payments.National Cancer Institute (U.S.): Component of the NATIONAL INSTITUTES OF HEALTH. Through basic and clinical biomedical research and training, it conducts and supports research with the objective of cancer prevention, early stage identification and elimination. This Institute was established in 1937.Provider-Sponsored Organizations: Entities sponsored by local hospitals, physician groups, and other licensed providers which are affiliated through common ownership or control and share financial risk whose purpose is to deliver health care services.