@misc{indiciae1bffdb3b56a9, title = {The gastrointestinal tract.}, author = {P J Milla and W M Bisset}, year = {1988}, doi = {10.1093/oxfordjournals.bmb.a072286}, url = {https://pubmed.ncbi.nlm.nih.gov/3076823/}, note = {Source identifier: 3076823} }