title: [Prognostic significance of positive lymph node ratio in oral squamous cell carcinoma].
authors.forename: Shuang
authors.initials: S
authors.lastname: Yang
authors.forename: Diancan
authors.initials: D
authors.lastname: Wang
authors.affiliation: Email: maochicn2000@yahoo.com.cn.
authors.forename: Chi
authors.initials: C
authors.lastname: Mao
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000556:secondary*; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology*; D008207:Lymphatic Metastasis; D009062:Mouth Neoplasms / Q000473:pathology*; D011379:Prognosis