1. Metastatic cancer of the maxillary gingiva: a case report;Ahn;J Korean Assoc Maxillofac Plast Reconstr Surg,2004
2. Metastatic neoplasms to the head and neck;Batsakis;Surg Gynecol Obstet,1971
3. Metastatic hepatocellular carcinoma of the oral cavity and mandible;Chang;J Korean Oral Maxillofac Surg,1985
4. Clinical and statistical analysis of the oral cancer patients: a statistical analysis of 256 cases;Cho;J Korean Assoc Maxillofac Plast Reconstr Surg,1998
5. A case of hepatocellular carcinoma with metastasis to gingival mucosa;Choi;Korean J Hepatol,2002