Apical root resorption in upper anterior teeth.
D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D006801:Humans; D007180:Incisor / Q000473:pathology*; D008297:Male; D009967:Orthodontic Appliances; D011859:Radiography; D012391:Root Resorption / Q000000981:diagnostic imaging / Q000209:etiology*; D014087:Tooth Movement Techniques / Q000009:adverse effects*