Vet. res. Vet. res. Four types of scrapie in goats differentiated from each other and bovine spongiform encephalopathy by biochemical methods Langeveld Jan P. M. Pirisinu Laura Jacobs Jorg G. Mazza Maria Lantier Isabelle Simon Stéphanie Andréoletti Olivier Acin Cristina Universidad de Zaragoza Esposito Elena Fast Christine Groschup Martin Goldmann Wilfred Spiropoulos John Sklaviadis Theodoros Lantier Frederic Ekateriniadou Loukia Papasavva-Stylianou Penelope van Keulen Lucien J. M. Acutis Pier-Luigi Agrimi Umberto Bossers Alex Nonno Romolo 2019 research-article