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Publicado en línea: 19 ene 2024
Páginas: 104 - 108
DOI: https://doi.org/10.2478/aoj-1973-0005
© 1973 William R. Proffit, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
William R. Proffit
Professor and Chairman, Department of Orthodontics,
University of Kentucky College of DentistryU.S.A.