[Change in periodontal index on the orthodontic treatment].
Xu
J Y
JY
D000293:Adolescent; D002648:Child; D003774:Dental Plaque Index; D006801:Humans; D008310:Malocclusion / Q000628:therapy; D009967:Orthodontic Appliances / Q000009:adverse effects*; D009968:Orthodontic Appliances, Removable / Q000009:adverse effects; D010512:Periodontal Index