TY  - BOOK
AU  - Baillie,John
TI  - Gastrointestinal endoscopy: beyond the basics 
SN  - 0750695552
PY  - 1997///
CY  - Boston
PB  - Butterworth-Heinemann
KW  - Endoscopy, Gastrointestinal
KW  - methods
KW  - Gastrointestinal diseases
KW  - Diagnosis
KW  - Therapy
ER  -