Serum cortisol concentrations in newborn foals are increased by transfusion with anti-rhodococcal hyperimmune plasma and inversely associated with immunoglobulin activity - Kira C. Sayre; Patricia Flores-Ahlschwede; Alexandra B. Wethington; Susanne K. Kahn; Jocelyne M. Bray; Devynn M. Volding; Scott Ahlschwede; Angela I. Bordin; Noah D. Cohen; Thomas H. Welsh (Journal of Equine Veterinary Science, 2026)