1. 1. Nernst H. Foreign body in the root canal. Quintessence Int 1972; 23:26.
2. 2. Aduri R, Reddy RE, Kiran K. Foreign objects in teeth: Retrieval and management. J Indian Soc Pedod Prev Dent 2009;27(3): 179-183.
3. 3. Holla G, Baliga S, Yeluri R, Munshi AK. Unusual objects in the root canal of deciduous teeth: A report of two cases. Contemp Clin Dent 2010;1(4):246-248.
4. 4. Hall JB. Endodontics-patient performed. J Dent Child 1969;36(3):213-216.
5. 5. Prabhakar AR, Basappa N, Raju OS. Foreign body in a mandibular permanent molar: A case report. J Indian Soc Pedod Prev Dent 1998;16(4):120-121.