TY  - BOOK
AU  - Callen,Peter W.
TI  - Ultrasonography in Obstericsand Gynaecoogy
SN  - 072162331 X (hbk. )
PY  - 1983///
CY  - Philadelphia
PB  -  W.B. Saunders and Company, 
KW  - Genital diseases, Female-diaagnosis
N1  - Includes index
ER  -