TY  - BOOK
AU  - Callen, Peter W.
TI  - ULTRASONOGRAPHY IN OBSTETRICS AND GYNECOLOGY
U1  - 618 
PY  - 1983///
CY  - Philadelphia
PB  - Saunders
KW  - Ultrasonics In Obstetrics
KW  - Generative Organs, Female -- Diseases -- Diagnosis
KW  - Diagnosis, Ultrasonic
ER  -