TY  - GEN
AU  - GONZALEZ RODRIQUEZ,A
AU  - DOERR ZAVALA,E
TI  - [Massive hemorrhage in gastroduodenal ulcer]
SN  - 0034-9887
PY  - 2004///0930
KW  - Hemorrhage
KW  - Humans
KW  - Peptic Ulcer
N1  - Publication Type: Journal Article
ER  -