TY  - RPRT
TI  - Update in gastroenterology.
AU  - Ronald L Koretz
PY  - 2003
DO  - 10.7326/0003-4819-139-5_part_1-200309020-00011
UR  - https://pubmed.ncbi.nlm.nih.gov/12965944/
ID  - 12965944
ER  -