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Area/locality
2
Biological sample
2
Event label
Sample amount
2
Sampling date
2
Age
1
Age, relative, number of years
1
BIOS
1
Barents Sea
1
BarentsSea_bear
1
Enzyme-linked immunosorbent assay (ELISA)
1
Enzyme-linked immunosorbent assay ELISA
1
IPY
1
International Polar Year (2007-2008)
1
International Polar Year 2007-2008 IPY
1
Svalbard
1
Svalbard_bear
1
Ursus maritimus
1
Ursus maritimus, seroprevalence of antibodies
1
number of years
1
relative
1
seroprevalence of antibodies
1
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