1. A Toothless Type of Man;Thadani;J. Hered.,1921
2. Similarity of Malocclusion in Families;Baker;Int. J. Orthodontia,1924
3. Heredity and Transmission;Simer;J. Am. Dent. A.,1934
4. Hereditary and Environmental Factors in Facial Development;Todd;Int. J. Orthodontia,1932
5. Absence of Tooth Enamel;Clark;J. Hered.,1933