Am J Orthod Dentofacial Orthop, 2009 Jan;135(1):36-41.
PMID: 19121498 DOI: 10.1016/j.ajodo.2007.01.034

Abstract

This study was designed to determine the optimum vertical height of the retraction force on the power arm that is required for efficient anterior tooth retraction during space closure with sliding mechanics.

* Title and MeSH Headings from MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.