Cigarette smoking and inflammatory bowel disease: a review.
Cope
G F
GF
Heatley
R V
RV
Kelleher
J
J
Lee
P N
PN
D003093:Colitis, Ulcerative / Q000209:etiology*; D003424:Crohn Disease / Q000209:etiology*; D006801:Humans; D012907:Smoking