[Expansion screw. IV. Discussion and conclusion].
D000367:Age Factors; D002648:Child; D003724:Dental Arch; D005260:Female; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000628:therapy*; D008409:Mastication; D008437:Maxilla / Q000002:abnormalities; D009968:Orthodontic Appliances, Removable; D010159:Palate