From: Cross-sectional survey of selected enteric viruses in Polish turkey flocks between 2008 and 2011
Age
Flocks No.
PEC
PEMS
healthy
TAstV
TCoV
RoV
PV
1 to 4 wks
70
38
23
9
50
4
19
20
5 to 12 wks
63
26
15
22
13
6
3
18
> = 13 wks
16
12
1
2
0