1. Assessment of 100 children in Jerusalem with supernumerary teeth in the premaxillary region;Zilberman;ASDC J Dent Child,1992
2. The unerupted maxillary central incisor: review of its etiology and treatment;Brin;ASDC J Dent Child,1982
3. A review of 47 cases of unerupted maxillary incisors;Betts;Int J Paediatr Dent,1999
4. Dental anomalies of number, form and size: their prevalence in British schoolchildren;Brook;J Int Assoc Dent Child,1974
5. Unerupted maxillary anterior supernumerary teeth: report of 204 cases;Tay;ASDC J Dent Child,1984