Duration of immunity acquired by vaccination with the live attenuated vaccine Avishield IB H120 against infectious bronchitis virus in SPF chickens
Lana Ljuma Skupnjak*, Anto Vrdoljak and Nikol Očuršćak Lana LJUMA SKUPNJAK*, mag. ing. biotechn., (Corresponding author, e-mail: lana.ljuma.skupnjak@dechra.com), Anto VRDOLJAK,
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