TY  - BOOK
AU  - Greer, IA.
AU  - Walters, B.
AU  - Nelson-PC.
TI  - Maternal medicine: medical problems in pregnancy 
SN  - 9780443101298
PY  - 2007///
CY  - Edinburgh, New York
PB  - Churchill Livingstone Elsevier
KW  - Obstetrics
N1  - Includes bibliographical references and index
ER  -