Funk, R. A., Thomson, D. U., White, B. J., Renter, D. G. and Rust, R. L. (2008) “Effects of ear-notch sample handling on reliability of antigen-capture enzyme-linked immunosorbent assay testing for bovine viral diarrhea virus”., The Bovine Practitioner, 42(1), pp. 45–49. doi: 10.21423/bovine-vol42no1p45-49.