1. Overfilling in Root Canal Treatment: Two Accidents With N2;Orlay;Br. Dent. J,1966
2. Paresthesia From N2;Grossman;Oral Surg,1978
3. Treatment with N2 Root Canal Sealer;Ehrmann;Br. Dent. J,1964
4. Paresthesia in the Area of Chin, Secondary to Endodontic Treatment;Lagarde;Inf. Dent,1978
5. Successful Retrieval of Endodontic Material From the Inferior Alveolar Nerve;Forman;J. Dent,1977