title: N2 is not N2 is not N2.
authors.affiliation: Division of Thoracic Surgery, McMaster University, Hamilton, Ontario, Canada. Electronic address: wael.hanna@me.com.
authors.forename: Waël C
authors.initials: WC
authors.lastname: Hanna
mesh_terms: D002289:Carcinoma, Non-Small-Cell Lung / Q000628:therapy*; D059248:Chemoradiotherapy; D005260:Female; D006801:Humans; D060828:Induction Chemotherapy; D008175:Lung Neoplasms / Q000628:therapy*; D008297:Male