
Keywords: کارسینوم سلول سنگفرشی دریایی; Alcohol; Smoking; Oesophageal neoplasms; Stomach cancers; BEACON; Barrett's and Esophageal Adenocarcinoma Consortium; BO; Barrett's oesophagus; OAC; Oesophageal adenocarcinoma; OSCC; Oesophageal squamous cell carcinoma;