1. Mongolism; a clinicogenealogical investigation comprising 526 Mongols living on Seeland and neighbouring islands in Denmark;Øster,1953
2. Mongolism—implications of dental anomalies;Ingalls;New England J. Med.,1953
3. Textbook of dental anatomy and physiology;Wheeler,1940
4. Developmental anatomy; a textbook and laboratory manual of embryology;Arey,1954
5. Studies in tooth development: the growth pattern of human teeth;Schour;J.A.D.A.,1940