TY  - RPRT
TI  - Premalignant changes in ulcerative colitis.
AU  - J B Nixon
AU  - J S Burdick
AU  - A H Mirza
DO  - 10.1002/ssu.2980110604
UR  - https://pubmed.ncbi.nlm.nih.gov/8607006/
ID  - 8607006
ER  -