title: Old habits die hard.
authors.affiliation: Division of Thoracic Surgery, McMaster University, St Joseph's Healthcare, Hamilton, Ontario, Canada. Electronic address: hannaw@mcmaster.ca.
authors.forename: Waël C
authors.initials: WC
authors.lastname: Hanna
mesh_terms: D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D008198:Lymph Nodes / Q000473:pathology*; D008297:Male; D008481:Mediastinoscopy