TY  - RPRT
TI  - The aging gut. Nutritional issues.
AU  - J R Saltzman
AU  - R M Russell
PY  - 1998
DO  - 10.1016/s0889-8553(05)70005-4
UR  - https://pubmed.ncbi.nlm.nih.gov/9650019/
ID  - 9650019
ER  -