TY  - BOOK
AU  - Ketchum,Paul A.
TI  - Microbiology: introduction for health professionals 
PY  - 1984///
CY  - New York
PB  - John Wiley & Sons
KW  - Microbiology
KW  - Medical microbiology
KW  - Allied Health Personnel
N1  - Includes index
ER  -