1. Preeruptive idiopathic coronal resorption: a case report;O'Neal;J Endod 23(1),1997
2. Ne RF, Witherspoon DE, Gutmann JL (1999) Tooth resorption. Quintessence Int 30(1): 9-25.
3. Eveson JW, Gibb DH (1989) Multiple idiopathic internal resorption. Br Dent J 21(2): 49-50.
4. Skillen WG (1941) So-called intra-follicular caries. Dent J 10: 307-308.
5. Kronfeld R (1955) Histopathology of the teeth and their surrounding structures. JAMA 4: 283-284.