TY  - BOOK
AU  - Gabbe, Steven G.
AU  - Niebyl, Jennifer R.
AU  - Simpson, Joe Leigh,
TI  - Obstetrics: normal and problem pregnancies 
SN  - 443087148
AV  - RG524 .O3 1991
PY  - 1991///
CY  - New York
PB  - Churchill Livingstone
KW  - Obstetrics
KW  - Pregnancy
N1  - Includes bibliographical references and index
ER  -