title: [N2 in lung cancer: a border in dispute].
authors.forename: F
authors.initials: F
authors.lastname: Vara Cuadrado
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000401:mortality / Q000473:pathology* / Q000601:surgery; D008207:Lymphatic Metastasis; D009367:Neoplasm Staging
vernacular_title: El N2 en el cáncer de pulmón: una frontera en litigio.