TY  - BOOK
AU  - Thrusfield,Michael
TI  - Veterinary epidemiology.
SN  - 9780632063970
U1  - 636.089 44 
PY  - 2005///
CY  - Hong kong.
PB  - Blackwell
KW  - Veterinary
KW  - Epidemiology
N1  - Incluye índice; The development of veterinary medicine - The scope of epidemiology - Surveys. Modelling
ER  -