TY  - BOOK
AU  - Thrusfield, Michael
TI  - Veterinary epidemiology
SN  - 0-632-04851-4
U1  - 636.08944 
PY  - 1986///
CY  - Germany
PB  - Blackwell Science
KW  - Veterinary epidemology
N1  - Includes index
ER  -