8MENDENHALL W M,OLIVIER K R,LYNCH J W, et al. Lethal mid 1 ine granu loma-nasal natural k i 1 ler/T-cel 1 lymphoma[J] Am J Clin Oncol, 2006,29 : 202-206.
9ADHAKEEM DA, FEDELE S, CARLOS R, et al. Ex- tranodal NK/T-cell lymphoma, nasal type[J]. Oral On- col,2007,43:4- 14.
10ETEMAD-MOGHADAM S,TIRGARY F,KESHAVARZ S,et al.Head and neck non-Hodgkin's lymphoma:a 20-year demographic study of 381cases[J].Int J Oral Maxillofac Surg,2010,39:869-872.