TY  - RPRT
TI  - Hemorrhagic duodenitis: endoscopic study.
AU  - N S Mann
PY  - 1973
DO  - 10.1097/00000441-197312000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/4544046/
ID  - 4544046
ER  -