Second molar extractions and open coiled springs for distalization of buccal segments.
Williamson
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EH
D000293:Adolescent; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000628:therapy*; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D008963:Molar / Q000601:surgery*; D009967:Orthodontic Appliances; D012690:Serial Extraction; D014087:Tooth Movement Techniques / Q000295:instrumentation