[1] Carol Davila Univ Med & Pharm, Fac Dent Med, Dept Endodont, Bucharest, Romania
[2] Carol Davila Univ Med & Pharm, Fac Dent Med, Dept Orthodont & Dentofacial Orthoped, Bucharest, Romania
[3] Carol Davila Univ Med & Pharm, Fac Dent Med, Dept Oral Pathol, Bucharest, Romania
[4] Carol Davila Univ Med & Pharm, Fac Dent Med, Dept Esthet Dent, Bucharest, Romania