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. Jury, Président : Juges : Faculté (~. d'Odontologie

J. P. Louis-autorise-À-soutenir-et-imprimer-la-thi, !. , and J. Gs, 3· NANCY. le :b .11 · ~\\ Université Hen n POincaré -24-30 rue llonnClS -BP 60120 -54003

J. P. Lo-u-[-s-professeur-des-uni-ve-rs-ités and J. Prevost-, Maitre de Conférence des Uni versités N.MARCHETT[ -Praticien Hospitalier B.PHULPfJ\ -Assistante Hospitalier-Lniversitaire Thèse pour obtenir le diplôme D 'Etat de Docteur cn Chirurgie Dentaire Présentée par, ène né(e) â: METZ (Moselle) [e 03 février, 1983.