TY  - RPRT
TI  - Collagenous colitis: pathophysiologic considerations.
AU  - D A Stampfl
AU  - L S Friedman
PY  - 1991
DO  - 10.1007/bf01311225
UR  - https://pubmed.ncbi.nlm.nih.gov/2032511/
ID  - 2032511
ER  -