@misc{indiciae66befa7748a6, title = {Smoking and the digestive system.}, author = {T Kamada and S Kawano and S Tsuji}, year = {1995}, doi = {10.1007/bf02349653}, url = {https://pubmed.ncbi.nlm.nih.gov/8963404/}, note = {Source identifier: 8963404} }