title: Second molar extraction in orthodontic treatment.
mesh_terms: D000293:Adolescent; D002648:Child; D003724:Dental Arch / Q000033:anatomy & histology; D005260:Female; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000517:prevention & control / Q000628:therapy; D008963:Molar / Q000601:surgery*; D012690:Serial Extraction; D014087:Tooth Movement Techniques