TY  - BOOK
AU  - Welkowitz, Walter
AU  - 
TI  - Biomeidcal instruments: theory and design
U1  - 615.4 
PY  - 1976///
CY  - New York
PB  - Academic Press
KW  - medical equipments
KW  - Medical instruments
KW  - Biomedical instruments
KW  - Biomedical equipments
ER  -