(1)
Khoshkhounejad, M.; Hashemi Nasab, M. S.; Aminsobhani, M.; Moayeri, R. S. Challenging Diagnosis of Severe Bilateral Cervicofacial Subcutaneous Emphysema Following Root Perforation in a Maxillary Lateral Incisor: A Case Report. Iran Endod J 2019, 14, 220-224.