TY  - BOOK
AU  - Gitnick,Gary L.
TI  - Gastroenterology
SN  - 0471095664 
U1  - 616.3 
PY  - 1983///
CY  - New York
PB  - Wiley
KW  - Gastrointestinal system
KW  - Gastroenterology
KW  - Gastrointestinal diseases
ER  -