How about four-to-six-month treatment?
Gottlieb
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EL
D000540:Alveolar Ridge Augmentation; D000818:Animals; D001846:Bone Development / Q000187:drug effects / Q000502:physiology; D019485:Bone Morphogenetic Proteins / Q000494:pharmacology; D004285:Dogs; D006801:Humans; D008310:Malocclusion / Q000628:therapy; D016910:Orthodontic Brackets; D009970:Orthodontics / Q000639:trends*; D009971:Orthodontics, Corrective / Q000379:methods*; D013997:Time Factors
D019485:Bone Morphogenetic Proteins