TY  - BOOK
AU  - Rex, Douglas K.
AU  - Waye, Jerome D.
AU  - Williams, Christopher B.
TI  - Colonoscopy: principles and practice
SN  - 1405114495
U1  - 616.3407545 
PY  - 2003///
CY  - Massachusetts
PB  - Blackwell Publishing
KW  - Colonoscopy - methods
ER  -