TY  - RPRT
TI  - [Pyoderma gangrenosum: 2 cases with perineal localization].
AU  - B Cola
AU  - F Porzio
AU  - S Farella
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/7224433/
ID  - 7224433
ER  -