TY  - BOOK
AU  - Tytgat,Guido N.J.
TI  - Practice of therapeutic endoscopy
SN  - 0702025615
PY  - 2000///
CY  - London
PB  - W. B. Saunders
KW  - Gastrointestinal system
KW  - Endoscopic surgery
ER  -