1. Tooth Ankylosis;Biederman;Ann. Dent.,1953
2. The Incidence and Etiology of Tooth Ankylosis;Biederman;Am. J. Orthodontics,1956
3. The Aetiology of Irregularity and Malocclusion of the Teeth;Brash,1931
4. The Vascularity of the Incisor Pulp of the Monkey and Its Alteration by Tooth Retraction;Butcher;J. Res.,1952