image: ABTBC calf. This material relates to a paper that appeared in the July 17th, 2019, issue of Science Advances, published by AAAS. The paper, by S. Srinivasan at Pennsylvania State University in University Park, PA, and colleagues was titled, "A defined antigen skin test for the diagnosis of bovine tuberculosis." view more
Credit: [Credit: Program for Accelerating Bovine TB Control (ABTBC)]