Assessment of the magnitude, economic impact, and factors associated with expired veterinary pharmaceuticals in animal health facilities in South Wollo, Ethiopia - Mekasha, Yesuneh Tefera; Belay Mekonnen, Ermias; Gessese, Abebe Tesfaye; Berrie, Kassahun; Melaku Beyene, Achenef; Dessalegn, Bereket (Frontiers in Veterinary Science, 2025)