Global problems of oral diseases.
D003731:Dental Caries / Q000453:epidemiology; D003752:Dental Health Services; D003753:Dental Health Surveys; D014943:Global Health; D006285:Health Planning; D006301:Health Services Needs and Demand; D006801:Humans; D009059:Mouth Diseases / Q000453:epidemiology* / Q000209:etiology / Q000517:prevention & control; D009909:Oral Health; D010510:Periodontal Diseases / Q000453:epidemiology; D014080:Tooth Exfoliation / Q000453:epidemiology / Q000209:etiology; D014944:World Health Organization