Orthodontic problems in the developing occlusion.
D002648:Child; D002675:Child, Preschool; D003818:Dentition, Mixed; D006801:Humans; D008310:Malocclusion / Q000209:etiology / Q000628:therapy*; D014071:Tooth Abnormalities / Q000150:complications; D014076:Tooth Diseases / Q000150:complications; D018677:Tooth Injuries