TY  - BOOK
AU  - Beckmann, Charles R. B...et.al.
TI  - Obstetrics and gynecology/ 
SN  - 9781451144314
U1  - 618 BEC 
PY  - 2013///
CY  - New York
PB  - Lippincot Williams & Wilkins
KW  -  
ER  -