TY  - BOOK
AU  - Donovan, G. E.
TI  - Medical Electronics
U1  - 615.8422 
PY  - 1953///
CY  - London
PB  - Butterworth
KW  - Electrometers
KW  - Ultrasonics
KW  - X-Ray-Therapy
N1  - Includes index
ER  -