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Live freeze-dried vaccine, Massachusetts B48 strain, for the active immunization of chickens against Infectious Bronchitis.

CEVAC® MASS L is recommended for use in healthy chickens as an aid in the prevention of Infectious Bronchitis.

This vaccine may be used for initial or re-vaccination of broilers, pullets and hens. 

 If you have any questions, please do not hesitate to contact us or send us an e-mail to!

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