Smoking and the digestive system.
Kamada
T
T
First Department of Medicine, Osaka University School of Medicine, Suita, 565, Japan.
Kawano
S
S
Tsuji
S
S
D004064:Digestive System; D004066:Digestive System Diseases / Q000453:epidemiology / Q000209:etiology; D004068:Digestive System Physiological Phenomena; D006801:Humans; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects* / Q000453:epidemiology