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Merck Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Pathological lesions associated with bovine respiratory syncytial virus
brsv-lungs-cow-campbell-sized
Pathological lesions associated with bovine respiratory syncytial virus

    Lungs from a steer that died from bovine respiratory syncytial virus pneumonia showing extensive emphysema.

Courtesy of Dr. John Campbell.

In these topics
Viral Infections Associated with Bovine Respiratory Disease Complex in Cattle

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using the power of leading-edge science to save and improve lives around the world.  The Merck Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues as the Merck Veterinary Manual in the US and Canada and the MSD Vet Manual outside of North America.

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