TY  - BOOK
AU  - Crawford,J.Selwyn
TI  - Obstetric analgesia and anaesthesia / 
SN  - 0443032491 (pbk.)
PY  - 1984///
CY  - Edinburgh : 
PB  - Churchill Livingstone, 
KW  - Analgesia
KW  - Methods
KW  - Anesthesia, Obstetrical
KW  - Adverse effects
KW  - methods
KW  - Labor, Obstetric
KW  - Drug effects
N1  -  Includes bibliographical references and index
ER  -