Case Report: Retrospective discovery of Theileria orientalis Ikeda in Haemaphysalis longicornis Neumann ticks on a cow-calf farm in Tennessee (US). - Butler RA; Muller LI; Poh KC; Aguilar M; Hokkanen-Harmon KS; Chandler JG; Grove D; Trout Fryxell RT (Frontiers in veterinary science, 2026)