title: Invited commentary.
authors.affiliation: Thoracic and Cardiovascular Surgery, MD Anderson Cancer Center, 1515 Holcombe Blvd, Unit 445, Houston, TX 77030-4009, USA. whofstetter@mdanderson.org
authors.forename: Wayne L
authors.initials: WL
authors.lastname: Hofstetter
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000556:secondary*; D004938:Esophageal Neoplasms / Q000473:pathology*; D005260:Female; D017052:Hospital Mortality / Q000639:trends*; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology*; D008297:Male