EsophagectomyThoracoscopyEsophageal NeoplasmsTreatment OutcomeEsophagostomyEsophagusEsophagoscopyBarrett EsophagusAnastomosis, SurgicalCarcinoma, Squamous CellGastric FistulaPostoperative ComplicationsEsophageal StenosisThoracotomyRetrospective StudiesAnastomotic LeakAdenocarcinomaEsophagoplastyLyeOutcome Assessment (Health Care)Esophageal FistulaEsophageal DiseasesThoracoscopesLaparoscopy