TY  - JOUR 
T1  - Efficacy of several Salmonella vaccination programs against experimental challenge with Salmonella gallinarum in commercial brown layer and broiler breeder hens
JO  - Brazilian Journal of Poultry Science
A1  - Paiva, JB de
A1  - Penha Filho, RAC
A1  - Argüello, YMS
A1  - Silva, MD da
A1  - Gardin, Y
A1  - Resende, F
A1  - Berchieri Junior, A
A1  - Sesti, L
SN  - 1516-635X
UL  - 10.1590/S1516-635X2009000100010
VL  - 11 
Y1  - 2009
PB  - Brasil 
ER  -