1. The Effect of Apical inflammation of the Primary Teeth on Dental Caries in the Permanent Teeth;Muhler;J. Dent. Child,1957
2. Decay of Unerupted Premolar;Wooden;Oral Surg,1974
3. Histopathology of the Teeth and Their Surrounding Structures;Kronfeld,1955
4. So-Called “Intra-Follicular Caries”;Skillen;Ill. Dent. J,1941
5. So-Called “Intra-Follicular Caries”;Skillen;Ill. Dent. J,1941