Dental Informatics: The application of computer and information sciences to improve dental practice, research, education and management.Dentistry: The profession concerned with the teeth, oral cavity, and associated structures, and the diagnosis and treatment of their diseases including prevention and the restoration of defective and missing tissue.Dental Research: The study of laws, theories, and hypotheses through a systematic examination of pertinent facts and their interpretation in the field of dentistry. (From Jablonski, Illustrated Dictionary of Dentistry, 1982, p674)Medical Informatics: The field of information science concerned with the analysis and dissemination of medical data through the application of computers to various aspects of health care and medicine.Informatics: The field of information science concerned with the analysis and dissemination of data through the application of computers.Nursing Informatics: The field of information science concerned with the analysis and dissemination of data through the application of computers applied to the field of nursing.Dental Care: The total of dental diagnostic, preventive, and restorative services provided to meet the needs of a patient (from Illustrated Dictionary of Dentistry, 1982).Medical Informatics Applications: Automated systems applied to the patient care process including diagnosis, therapy, and systems of communicating medical data within the health care setting.Education, Dental: Use for articles concerning dental education in general.Schools, Dental: Educational institutions for individuals specializing in the field of dentistry.Students, Dental: Individuals enrolled a school of dentistry or a formal educational program in leading to a degree in dentistry.Dental Caries: Localized destruction of the tooth surface initiated by decalcification of the enamel followed by enzymatic lysis of organic structures and leading to cavity formation. If left unchecked, the cavity may penetrate the enamel and dentin and reach the pulp.Dental Care for Chronically Ill: Dental care for patients with chronic diseases. These diseases include chronic cardiovascular, endocrinologic, hematologic, immunologic, neoplastic, and renal diseases. The concept does not include dental care for the mentally or physically disabled which is DENTAL CARE FOR DISABLED.Medical Informatics Computing: Precise procedural mathematical and logical operations utilized in the study of medical information pertaining to health care.