TY  - RPRT
TI  - Perforated peptic ulcer.
AU  - T B Hugh
AU  - M Donnellan
AU  - P A Fagan
PY  - 1969
DO  - 10.5694/j.1326-5377.1969.tb107455.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5352866/
ID  - 5352866
ER  -