TY  - SER
AU  - Gonçalves,E.I.
AU  - Pinto,A.A.
TI  - Efficiency test for foot and mouth disease vaccines. 1-Reduction in C index variation by increasing the number of guinea pigs (Cavia cavia)
KW  - COBAIA
KW  - DOENÇA ANIMAL
KW  - AFTOSA
ER  -