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Belgium
86
TSE surveillance
44
transmissible spongiform encephalopathies
44
avian influenza
42
poultry
42
surveillance
42
wild birds
42
bovine spongiform encephalopathy
18
disease surveillance
18
scrapie
18
spongiform encephalopathy
18
http://id.agrisemantics.org/gacs/C227
12
http://id.agrisemantics.org/gacs/C4569
12
http://id.agrisemantics.org/gacs/C5759
12
http://id.agrisemantics.org/gacs/C766
12
http://id.agrisemantics.org/gacs/C9971
12
http://id.agrisemantics.org/gacs/C14182
6
http://id.agrisemantics.org/gacs/C14488
6
http://id.agrisemantics.org/gacs/C16365
6
http://id.agrisemantics.org/gacs/C5056
6