@incollection{Kato11, author = {Yoshihiro Matsukawa and Kimitoshi Kato}, title = {Helicobacter pylori Suppresses Serum Immunoglobulin Levels in Smokers with Peptic Ulcer: Probable Interaction Between Smoking and H. pylori Infection in the Induction of Th1 Predominant Immune Response and Peptic Ulceration}, booktitle = {Peptic Ulcer Disease}, publisher = {IntechOpen}, address = {Rijeka}, year = {2011}, editor = {Jianyuan Chai}, chapter = {12}, doi = {10.5772/21507}, url = {https://doi.org/10.5772/21507} }