[Treatment effects of the maxillary protraction in correction of maxillary deficiency: a comparative study between RPE group and no RPE group.].

Abstract

PURPOSE To compare the clinical effects of rapid palatal expansions combined with maxillary protractions to that of maxillary protractions of the maxillary deficiency alone. METHODS Twenty patients aging from 9 to 11 years were divided into two groups , each group had 10 patients. All patients were diagnosed as having deficient maxillas with anterior… (More)

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@article{Li2004TreatmentEO, title={[Treatment effects of the maxillary protraction in correction of maxillary deficiency: a comparative study between RPE group and no RPE group.].}, author={Yumei Li and Meng-ping Zhang and Nian-bao Zha}, journal={Shanghai kou qiang yi xue = Shanghai journal of stomatology}, year={2004}, volume={13 5}, pages={437-40} }