[1] Carol Davila Univ Med & Pharm, Removable Prosthodont Dept, Bucharest, Romania
[2] Univ Oradea, Dent Dept, Oradea, Romania
[3] Carol Davila Univ Med & Pharm, Dent Tech Dept, Bucharest, Romania
[4] Carol Davila Univ Med & Pharm, Pediat Dent Dept, Bucharest, Romania