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2. Cysts of Developmental Origin in the Premaxillary Region With Special Reference to Their Diagnosis;Roper-Hall;Brit. D. J,1938
3. Oral Histology and Embryology;Orban,1953
4. Some Problems in Genesis and Development With Special Reference to the Human Palate;Schaeffer;Int. J. Orthodontia,1929
5. Noyes' Oral Histology and Embryology;Schour,1955