TY  - RPRT
TI  - Gallstones with ulcerative proctitis.
AU  - A L Baker
AU  - M M Kaplan
AU  - R A Norton
AU  - J F Patterson
PY  - 1974
DO  - 10.7326/0003-4819-80-4-552
UR  - https://pubmed.ncbi.nlm.nih.gov/4621084/
ID  - 4621084
ER  -