TY  - BOOK
AU  - Beckmann,Charles R.B....[et al]
ED  - American College of Obstetrics and Gynecology (ACOG)
TI  - Obstetrics and  gynecology
SN  - 9780781788076
PY  - 2010///
CY  - Philadelphia
PB  - Lippincott Williams & Wilkins; 
KW  - Genital diseases, female
KW  - physiology
KW  - physiopathology
KW  - Pregnancy complications
KW  - Pregnancy
N1  - Includes bibliographical references and index
ER  -