TY  - BOOK
AU  - Creasy, Robert K...et.al.
TI  -  Creasy and Resnik's maternal-fetal medicine : Principles and practice
SN  - 9781455711376
U1  - 618.2 CRE 
PY  - 2013///
CY  - Philadelphia
PB  - Elsevier
KW  -  
ER  -