1. Subcutaneous air emphysema—a rare condition;Kaufman;J Oral Med,1984
2. Subcutaneous emphysema after extraction of maxillary teeth: report of a case;Wilson;JADA,1983
3. Oral and maxillofacial surgery;Archer,1975
4. Subcutaneous emphysema of the face and neck after dental restoration;Barber;JADA,1967
5. Subcutaneous emphysema;LeRoy;JADA,1968