Bartenslager , Z., L. Strickland, F. Kirkpatrick, L. Schneider, A. Saxton, J. Edwards, K. Pohler, J. Smith, and F. Schrick. “Occurrence of Proximal Droplets in Performance-Tested Beef Bulls ”. Clinical Theriogenology, vol. 10, no. 3, Sept. 2018, p. 344, doi:10.58292/ct.v10.10051.