title: [Clinical analysis of lung cancer with initial symptoms in the head and neck].
authors.forename: Chunling
authors.initials: C
authors.lastname: Liu
authors.forename: Shaoyan
authors.initials: S
authors.lastname: Zhang
authors.forename: Peina
authors.initials: P
authors.lastname: Wu
mesh_terms: D003937:Diagnosis, Differential; D006258:Head and Neck Neoplasms / Q000175:diagnosis*; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*