TY  - BOOK
AU  - Wexner, Steven D
AU  - Bartolo,David
TI  - Constipation : etiology, evaluation, and management
SN  - 0750607769 
U1  - 616.33 
PY  - 1995///
CY  - Oxford , Boston 
PB  - Butterworth-Heinemann
KW  - Constipation
KW  - Gastroenterology
ER  -