TY  - BOOK
AU  - Cunningham, F. Gary
AU  - Cunningham,F.Gary
AU  - Williams,J.Whitridge
AU  - Leveno,Kenneth J
TI  - Williams obstetrics
SN  - 9780071497015 (hardcover : alk. paper)
U1  - 618 
PY  - 2010///
CY  - New York
PB  - McGraw-Hill Medical
KW  - Obstetrics
KW  - Gynaecology
ER  -