MSD Manual

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

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VETERINARY PET
Coccidiosis and bovine viral diarrhea, calf
calf-side-view-cocciodiosis-andrews-sized
Coccidiosis and bovine viral diarrhea, calf

    Photograph of a calf persistently infected (PI) with bovine viral diarrhea virus (BVDV), showing dullness and loss of hair with chronic coccidiosis.

Courtesy of Dr. Anthony Andrews.

In these topics
Coccidiosis of Cattle

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

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