1. Odontodysplasia;Abrams;J. Dent. Child,1966
2. The Effect of Traumatic Injuries to Primary Teeth on Their Permanent Successors;Andreasen;Scand. J. Dent. Res,1971
3. Unilateral Dental Malformation;Bergman;Oral Surg,1963
4. Regional Odontodysplasia;Gardner;Oral Surg,1973
5. The Effect of Trauma on Normal Tooth Development;Hall;J. Dent. Child,1968