FOUNDING EDITOR PROF. DR. CORNELIU AMARIEI - CONSTANÞA - Dean EDITOR IN CHIEF PROF. DR. DORIN BRATU - TIMIªOARA DEANS OF THE BLACK SEA COUNTRIES NETWORK OF DENTAL FACULTIES Prof. Dr. Athanasios E. Athanasiou-Thessaloniki, Greece Prof. Dr. Selçuk Basa - Istanbul, Turkey Prof. Dr. Victor Bogatov - Tver, Russia Prof. Dr. Leonid Ciulac - Odessa, Ukraine Prof. Dr. E.F.Cherednikov - Russia Prof. Dr. Rza Gasimov -Baku, Azerbaijan Prof. Dr. Pavel Godoroja - Chishinau, Moldova Prof. Dr. Sergey Ivanov - Moskow, Russia Prof. Dr. Türker Sandalli - Istanbul, Turkey Prof. Dr. Nejat Bora Sayan - Ankara, Turkey Prof. Dr. Tamriko Soziashvili - Tbilisi, Georgia Prof. Dr. Vasil Sveschtarov - Varna, Bulgaria Prof. Dr. Ilknur Tanboga - Istanbul, Turkey Prof. Dr. Douan Zia – Sofia, Bulgaria INTERNATIONAL EDITORIAL BOARD Prof. Dr. Ramiz Ahmedbeyli - Azerbaijan Prof. Dr. Jolán Bánóczy - Hungary Prof. Dr. Werner Becker- Germany Prof. Dr. Annerose Borutta - Germany Prof. Dr. Zdenek Broukal - Czech Republic Prof. Dr. Dominique Declerck - Belgium Prof. Dr. Dragoslav Djukanovic - Serbie Prof. Dr. Kenneth Eaton - England Prof. Dr. Maria Chomyszyn-Gajewska - Poland Prof. Dr. Eino Honkala - Finland Prof. Dr. Dorjan Hysi - Albania Prof. Dr. Marita Inglehart - U.S.A Prof. Dr. Mike John- U.S.A. Prof. Dr. Betül Kargül - Turkey Prof. Dr. Lydia Katrova - Bulgaria Prof. Dr. Hülya Köprülü - Turkey Prof. Dr. Konstantin Nicolaevici Kosenko - Ukraine Prof. Dr. Edith Kouzmina - Russia Prof. Dr. Anatoly Kunin - Russia Prof. Dr. V. K. Leontiev - Russia Prof. Dr. Peter Leous - Belarus Prof. Dr. Thomas Marthaler - Switzerland Prof. Dr. Simona Milciuviene - Lithuania Prof. Dr. Valentin Moutaftchiev - Bulgaria Prof. Dr. Heikki Murtomaa - Finland Prof. Dr. Elpida Pavi - Greece Prof. Dr. Erik Poul Petersen - WHO Switzerland Prof. Dr. Klaus Pieper - Germany Prof. Dr. Cynthia Pine - England Prof. Dr. Nigel Pitts - England Prof. Dr. Alphons Plasschaert - Nederland Prof. Dr. Prahtip Phantumvanit - Thailand Prof. Dr. Jerome Rotgans - Germany Prof. Dr. Aurelia Spinei - Republic of Moldova Prof. Dr. Mihnea Strugurescu - Canada Prof. Dr. Christopher Squier - U.S.A. Prof. Dr. Georgios Tsakos - England Prof. Dr. Jacques Vanobbergen - Belgium Prof. Dr. Maria Wierzbicka - Poland Assoc. Prof. Dr. Perizat Abaskanova - Kyrgyz Republic Assoc. Prof. Dr. Krassimira Yaneva - Bulgaria Dr. Chris Bucurescu - Germania Dr. Cesar Augusto Erosa Gonzales - Mexico Dr. Patrick Helderweirt - Belgium Dr. Sorin Muntean - USA ROMANIAN DEANS Prof. Dr. Virgil Cârligeru – Timisoara Prof. Dr. Norina Forna – Iasi Prof. Dr. Veronica Mercut – Craiova Prof. Dr. Dragos Stanciu – Bucuresti Prof. Dr. Mircea Suciu – Târgu Mures Prof. Dr. Alin Serbanescu – Cluj-Napoca ROMANIAN EDITORIAL BOARD Prof. Dr. Petru Armeanu - Bucuresti Prof. Dr. Grigore Baciut - Cluj-Napoca Prof. Dr. Mihaela Baciut - Cluj-Napoca Prof. Dr. Elisabeta Bratu - Timisoara Prof. Dr. Clara Branzaniuc - Tg.Mures Prof. Dr. Alexandru Bucur - Bucuresti Prof. Dr. Marian Cuculescu - Bucuresti Prof. Dr. Ioan Danila - Iasi Prof. Dr. Ion Docea - Bucuresti Prof. Dr. Anca Dumitriu - Bucuresti Prof. Dr. Florentina Furtunescu - Bucuresti Prof. Dr. Andrei Iliescu - Bucuresti Prof. Dr. Stefan Lacatusu - Iasi Prof. Dr. Rodica Luca - Bucuresti Prof. Dr. Augustin T. Mihai - Bucuresti Prof. Dr. Dana Galieta Minca - Bucuresti Prof. Dr. Mihaela Pauna - Bucuresti Prof. Dr. Angela Codruta Podariu - Timisoara Prof. Dr. Sorin Popsor - Tg. Mures Prof. Dr. Constantin Romanul - Oradea Prof. Dr. Dragos Stanciu - Bucuresti Prof. Dr. Luiza Ungureanu - Constanta Prof. Dr. Maria Vataman - Iasi Assoc. Prof. Dr.Veronica Argesanu - Timisoara Assoc. Prof. Dr. Vladimir Botnarciuc - Constanta Assoc. Prof. Dr. Marta Girdea - Constanta Assoc. Prof. Dr. Aurelia Caraiane - Constanta Assoc. Prof. Dr. Carmen Hanganu - Iasi Assoc. Prof. Dr. Daniela Jumanca - Timisoara Assoc. Prof. Dr. Cristina Nuca - Constanta Assoc. Prof. Dr. Gabriela Patroi - Craiova Assoc. Prof. Dr. Lucian Petcu - Constanta Assoc. Prof. Dr. Irina Totolici - Constanta Assoc. Prof. Dr. Agripina Zaharia - Constanta Lecturer Dr. Cristian Comes - Bucuresti Lecturer Dr. Stelian Paris - Constanta Lecturer Dr. Dragos Totolici - Constanta Dr. Mihai Nedelescu - Bucuresti TECHNOLOGICAL BOARD Prof. Lucian Leon Prof. Gabriela Dumitru Assist. Prof. Dr. Ilia Andrei Jipa Assist. Prof. Dr. Cristina Arendt Assist. Prof. Dr. Elena Damasaru Assist. Prof. Dr. Albertine Leon Secretary Rodica Serban Printed by Infomedica Romania Bucharest 5, Panduri 35, Bl. P1B, Ap. 33-34 Tel./Fax.: 0040/21/410.0.410; 410.53.08; Tel.: 410. 61.63 e-mail: [email protected] www.infomedica.ro The journal is accredited by the Romanian National Council of Scientific Research in Higher Education (all lists in alphabetical order) )