Cancer of the gastrointestinal tract. Comment: cancer epidemiology.
D000367:Age Factors; D000437:Alcoholism / Q000150:complications; D004032:Diet; D004196:Disease Outbreaks; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D004938:Esophageal Neoplasms / Q000401:mortality; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality; D006801:Humans; D008297:Male; D009369:Neoplasms / Q000175:diagnosis; D012737:Sex Factors; D012907:Smoking / Q000150:complications