Dental Caries: Offers photo gallery showing various types of decay and describes treatment options.Dental Caries Clinical Resources: Features links to medical resources on the causes, diagnosis and treatment of dental carries. Includes information on diagnostic guidelines and clinical trials.Dental Cavities: The University of Maryland Medical Center offers an overview with information on the causes, treantment and prevention of tooth decay.European Organisation for Caries Research: ORCA promotes research into dental caries and related dieseases.MedlinePlus: Dental Caries: Definition, causes, incidence, risk factors, symptoms and treatment.Moving From a Mechanical Approach to a Preventive Model: Information provided by the University of Illinois at Chicago School of Dentistry, Department of Periodontics. Features a review of the professional literature and includes information on general dental health.Teeth: Dental Caries and Pulp Disease: Find information on the incidence, etiology and histopathology of carious lesions.Tooth Decay and Cavity Prevention: A collection of information, publications and news from NIDCR.