Figure 3.
Recorded number of Salmonella isolates from swine during 1988–97.
Boqvist et al. Acta Veterinaria Scandinavica 2003 44:181 doi:10.1186/1751-0147-44-181
Figure 3.
Recorded number of Salmonella isolates from swine during 1988–97.
Boqvist et al. Acta Veterinaria Scandinavica 2003 44:181 doi:10.1186/1751-0147-44-181 |