Smoking and the gastrointestinal tract.
D000818:Animals; D003110:Colonic Neoplasms / Q000209:etiology; D004285:Dogs; D004938:Esophageal Neoplasms / Q000209:etiology; D005750:Gastric Juice / Q000378:metabolism; D005753:Gastric Mucosa / Q000378:metabolism; D005756:Gastritis / Q000209:etiology; D005767:Gastrointestinal Diseases / Q000209:etiology*; D005769:Gastrointestinal Motility; D005770:Gastrointestinal Neoplasms / Q000209:etiology*; D006801:Humans; D008103:Liver Cirrhosis / Q000209:etiology; D008113:Liver Neoplasms / Q000209:etiology; D009062:Mouth Neoplasms / Q000209:etiology; D010190:Pancreatic Neoplasms / Q000209:etiology; D010437:Peptic Ulcer / Q000209:etiology / Q000401:mortality; D010510:Periodontal Diseases; D010610:Pharyngeal Neoplasms / Q000209:etiology; D051381:Rats; D012907:Smoking / Q000150:complications*; D013274:Stomach Neoplasms / Q000209:etiology; D013281:Stomatitis, Aphthous