|
Treatment
|
Southern Germany [1]
|
Northern Germany [28]
|
United Kingdom [29]
|
France [30]
|
Merged data
|
|---|
|
Placebo animals (%)
|
14 a
|
9
|
15 a
|
6
|
11 a
|
|
Vaccinated animals (%)
|
10 b
|
7
|
5 b
|
5
|
7 b
|
- a,b Different letters in the same column indicate significant differences (p < 0.05). Merged data refers to the grouping of animals of all the farms studied
