AlaskaIndians, North American: Individual members of North American ethnic groups with ancient historic ancestral origins in Asia.United States Indian Health Service: A division of the UNITED STATES PUBLIC HEALTH SERVICE that is responsible for the public health and the provision of medical services to NATIVE AMERICANS in the United States, primarily those residing on reservation lands.Inuits: Inuktitut-speakers generally associated with the northern polar region.Federal Government: The level of governmental organization and function at the national or country-wide level.United StatesHealth Facilities: Institutions which provide medical or health-related services.Hospital Bed Capacity: The number of beds which a hospital has been designed and constructed to contain. It may also refer to the number of beds set up and staffed for use.GeorgiaExopeptidases: A sub-class of PEPTIDE HYDROLASES that act only near the ends of polypeptide chains.Facility Design and Construction: Architecture, exterior and interior design, and construction of facilities other than hospitals, e.g., dental schools, medical schools, ambulatory care clinics, and specified units of health care facilities. The concept also includes architecture, design, and construction of specialized contained, controlled, or closed research environments including those of space labs and stations.Cataract: Partial or complete opacity on or in the lens or capsule of one or both eyes, impairing vision or causing blindness. The many kinds of cataract are classified by their morphology (size, shape, location) or etiology (cause and time of occurrence). (Dorland, 27th ed)Lens, Crystalline: A transparent, biconvex structure of the EYE, enclosed in a capsule and situated behind the IRIS and in front of the vitreous humor (VITREOUS BODY). It is slightly overlapped at its margin by the ciliary processes. Adaptation by the CILIARY BODY is crucial for OCULAR ACCOMMODATION.Crystallins: A heterogeneous family of water-soluble structural proteins found in cells of the vertebrate lens. The presence of these proteins accounts for the transparency of the lens. The family is composed of four major groups, alpha, beta, gamma, and delta, and several minor groups, which are classed on the basis of size, charge, immunological properties, and vertebrate source. Alpha, beta, and delta crystallins occur in avian and reptilian lenses, while alpha, beta, and gamma crystallins occur in all other lenses.Airports: Terminal facilities used for aircraft takeoff and landing and including facilities for handling passengers. (from McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed.)Aviation: Design, development, manufacture, and operation of heavier-than-air AIRCRAFT.GreeceAircraft: A weight-carrying structure for navigation of the air that is supported either by its own buoyancy or by the dynamic action of the air against its surfaces. (Webster, 1973)First Aid: Emergency care or treatment given to a person who suddenly becomes ill or injured before full medical services become available.Travel: Aspects of health and disease related to travel.Anniversaries and Special Events: Occasions to commemorate an event or occasions designated for a specific purpose.Foreign Professional Personnel: Persons who have acquired academic or specialized training in countries other than that in which they are working. The concept excludes physicians for which FOREIGN MEDICAL GRADUATES is the likely heading.LouisianaConservation of Natural Resources: The protection, preservation, restoration, and rational use of all resources in the total environment.Schools: Educational institutions.Ecosystem: A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)Biodiversity: The variety of all native living organisms and their various forms and interrelationships.History, 19th Century: Time period from 1801 through 1900 of the common era.Disinfection: Rendering pathogens harmless through the use of heat, antiseptics, antibacterial agents, etc.Disinfectants: Substances used on inanimate objects that destroy harmful microorganisms or inhibit their activity. Disinfectants are classed as complete, destroying SPORES as well as vegetative forms of microorganisms, or incomplete, destroying only vegetative forms of the organisms. They are distinguished from ANTISEPTICS, which are local anti-infective agents used on humans and other animals. (From Hawley's Condensed Chemical Dictionary, 11th ed)Patient Safety: Efforts to reduce risk, to address and reduce incidents and accidents that may negatively impact healthcare consumers.Solutions: The homogeneous mixtures formed by the mixing of a solid, liquid, or gaseous substance (solute) with a liquid (the solvent), from which the dissolved substances can be recovered by physical processes. (From Grant & Hackh's Chemical Dictionary, 5th ed)Sterilization: The destroying of all forms of life, especially microorganisms, by heat, chemical, or other means.Water Purification: Any of several processes in which undesirable impurities in water are removed or neutralized; for example, chlorination, filtration, primary treatment, ion exchange, and distillation. It includes treatment of WASTE WATER to provide potable and hygienic water in a controlled or closed environment as well as provision of public drinking water supplies.Chlorine: A greenish-yellow, diatomic gas that is a member of the halogen family of elements. It has the atomic symbol Cl, atomic number 17, and atomic weight 70.906. It is a powerful irritant that can cause fatal pulmonary edema. Chlorine is used in manufacturing, as a reagent in synthetic chemistry, for water purification, and in the production of chlorinated lime, which is used in fabric bleaching.Social Planning: Interactional process combining investigation, discussion, and agreement by a number of people in the preparation and carrying out of a program to ameliorate conditions of need or social pathology in the community. It usually involves the action of a formal political, legal, or recognized voluntary body.Forestry: The science of developing, caring for, or cultivating forests.Security Measures: Regulations to assure protection of property and equipment.Health Status: The level of health of the individual, group, or population as subjectively assessed by the individual or by more objective measures.Public Health: Branch of medicine concerned with the prevention and control of disease and disability, and the promotion of physical and mental health of the population on the international, national, state, or municipal level.Health Services, Indigenous: Health care provided to specific cultural or tribal peoples which incorporates local customs, beliefs, and taboos.Hospital Design and Construction: The architecture, functional design, and construction of hospitals.Oceanic Ancestry Group: Individuals whose ancestral origins are in the islands of the central and South Pacific, including Micronesia, Melanesia, Polynesia, and traditionally Australasia.Northern Territory: Territory in north central Australia, between the states of Queensland and Western Australia. Its capital is Darwin.Population Groups: Individuals classified according to their sex, racial origin, religion, common place of living, financial or social status, or some other cultural or behavioral attribute. (UMLS, 2003)Tertiary Healthcare: Care of a highly technical and specialized nature, provided in a medical center, usually one affiliated with a university, for patients with unusually severe, complex, or uncommon health problems.Australia: The smallest continent and an independent country, comprising six states and two territories. Its capital is Canberra.Delivery of Health Care: The concept concerned with all aspects of providing and distributing health services to a patient population.Skilled Nursing Facilities: Extended care facilities which provide skilled nursing care or rehabilitation services for inpatients on a daily basis.Health Policy: Decisions, usually developed by government policymakers, for determining present and future objectives pertaining to the health care system.Health Surveys: A systematic collection of factual data pertaining to health and disease in a human population within a given geographic area.