TY  - BOOK
AU  - McGahan, John P.
TI  - Controversies in ultrasound
T2  - Clinics in diagnostic ultrasound 
SN  - 0443084920
PY  - 1987///
CY  - New York
PB  - Churchill Livingstone
KW  - Ultrasonography
N1  - Includes bibliographies and index
ER  -