title: [Study of the expression of nuclear factor-kappa B, matrix metalloproteinase-3, -9 on nasopharyngeal carcinoma and their clinical significance].
authors.affiliation: Department of Otolaryngology, Taizhou Hospital of Zhejiang Province, Linhai, 317000, China. hu0428@126.com
authors.forename: Xin
authors.initials: X
authors.lastname: Hu
authors.forename: Jianguo
authors.initials: J
authors.lastname: Tang
authors.forename: Junfen
authors.initials: J
authors.lastname: Pan
authors.forename: Guomin
authors.initials: G
authors.lastname: Wu