Betancor, Marina Marín, Belén Otero, Alicia Hedman, Carlos Romero, Antonio Barrio, Tomás Sevilla, Eloisa Douet, Jean-Yves Huor, Alvina Badiola, Juan José Andréoletti, Olivier Bolea, Rosa Detection of classical BSE prions in asymptomatic cows after inoculation with atypical/Nor98 scrapie Vet. res. 10.1186/s13567-023-01225-2 2023 2023