TY  - BOOK
AU  - Callen, Peter
TI  - Ultrasonography in obstetrics and gynecology
SN  - 1416032649
PY  - 2008///
CY  - Philadelphia
PB  - Elsevier Saunders
KW  - Ultrasonography
KW  - Gynaecology
KW  - Obstetrics
ER  -