title: [Application of narrow band imaging endoscopy in the diagnosis of primary tuberculosis of vocal cord].
authors.affiliation: Department of Otorhinolaryngology Head and Neck Surgery, Tianjin First Center Hospital, Institute of Otorhinolaryngology of Tianjin, Tianjin 300192, China.
authors.forename: X
authors.initials: X
authors.lastname: Han
authors.affiliation: Department of Otorhinolaryngology Head and Neck Surgery, Tianjin First Center Hospital, Institute of Otorhinolaryngology of Tianjin, Tianjin 300192, China.
authors.forename: J Q
authors.initials: JQ
authors.lastname: Du