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