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Table 1 Sampling program for sows and piglets

From: Longitudinal field studies reveal early infection and persistence of influenza A virus in piglets despite the presence of maternally derived antibodies

 

Two weeks before farrowing

Week 1

Week 3

Week 5

Weeks 10–12

Sows

Blood samples

Nasal swabs

   

Piglets

 

Nasal swabs

Blood sample + nasal swabs

Nasal swabs

Blood sample + nasal swabs

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Veterinary Research

ISSN: 1297-9716