David Llopart

David Llopart is manager of the pig technical department, the author is with Laboratorios Hipra s.a., Spain.
From the Author
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These vaccine safety fears are unfounded
Rigorous checks have demonstrated that vaccinating against PRRS did not result in a change to a virulent form for the modified live virus in the vaccine.
In this Spanish trial, the vaccine virus remained fully attenuated throughout multiple passages in piglets and sows.
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