title: Extent of lymphadenectomy in esophageal cancer: how many lymph nodes is enough?
authors: Luis J
authors: LJ
authors: Herrera
mesh_terms: D004938:Esophageal Neoplasms / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008197:Lymph Node Excision; D011379:Prognosis