One dose of a porcine circovirus 2 subunit vaccine induces humoral and cell-mediated immunity and protects against porcine circovirus-associated disease under field conditions - Martelli, P; Ferrari, L; Morganti, M; Angelis, E; Bonilauri, P; Guazetti, S; Caleffi, A; Borghetti, P (Vet Microbiol, 2011)
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