AnhT. N., ThànhN. C., and LyN. L. H. “Cervicofacial Subcutaneous Emphysema and Pneumomediastinum After Dental Extraction: A Case Report, Overview of Diagnosis and Treatment”. Tạp Chí Y Dược lâm sàng 108, Vol. 16, no. 7, Dec. 2021, doi:10.52389/ydls.v16i7.903.