TY  - RPRT
TI  - Lichen planus and ulcerative colitis.
AU  - E H Wyatt
PY  - 1975
DO  - 10.1111/j.1365-2133.1975.tb06521.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1201193/
ID  - 1201193
ER  -