Risk factors in oesophageal cancer.
D000328:Adult; D001515:Beer / Q000009:adverse effects; D004938:Esophageal Neoplasms / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D009602:Nitrosamines / Q000009:adverse effects; D012306:Risk; D012907:Smoking
D009602:Nitrosamines