TY  - BOOK
AU  - Greer,I A
AU  - Nelson-Piercy,C
AU  - Walters,B
TI  - Maternal medicine : :  medical problems in pregnancy / 
SN  - 9780443101298
PY  - 2007///
CY  - Edinburgh : 
PB  -  Churchill Livingstone, Elsevier, 
KW  - Pregnancy complications
ER  -