1. Heredity and the craniofacial complex;Kraus;Am. J. Orthod.,1959
2. Comparison of occlusion in a pair of twins;Frankland;Dent. Practit. Dent. Rec.,1968
3. Similar mandibular lesions in twins: A case report;Baird;Dent. Practit. Dent. Rec.,1969
4. Congenitally missing tooth in one of identical twins;Tanner;J. Am. Dent. Assoc.,1955
5. Congenitally missing teeth;Greenberg;J. Am. Dent. Assoc.,1961