title: Reply to the editor.
authors.affiliation: Department of Surgical Oncology, Hiroshima University, Hiroshima, Japan.
authors.forename: Morihito
authors.initials: M
authors.lastname: Okada
authors.affiliation: Department of Surgical Oncology, Hiroshima University, Hiroshima, Japan.
authors.forename: Yasuhiro
authors.initials: Y
authors.lastname: Tsutani
authors.affiliation: Department of Surgical Oncology, Hiroshima University, Hiroshima, Japan.
authors.forename: Yoshihiro
authors.initials: Y
authors.lastname: Miyata
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology* / Q000601:surgery*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology* / Q000601:surgery*; D008198:Lymph Nodes / Q000473:pathology*; D008297:Male; D011013:Pneumonectomy