Aiken, G.E., B.H. Kirch, J.R. Strickland, L.P. Bush, M.L. Looper, and F.N. Schrick. 2007. Hemodynamic responses of the caudal artery to toxic tall fescue in beef heifers. Journal of Animal Science 85:2337-2345. Authors: Glen Aiken, Lowell Bush