Cortelli P, Perani D, Parchi P, Grassi F, Montagna P, De Martin M, et al. (July 1997). "Cerebral metabolism in fatal familial insomnia: relation to duration, neuropathology, and distribution of protease-resistant prion protein". Neurology. 49 (1): 126–133. doi:10.1212/wnl.49.1.126. PMID9222180.
Jansen C, Parchi P, Jelles B, Gouw AA, Beunders G, van Spaendonk RM, et al. (August 2011). "The first case of fatal familial insomnia (FFI) in the Netherlands: a patient from Egyptian descent with concurrent four repeat tau deposits". Neuropathology and Applied Neurobiology. 37 (5): 549–553. doi:10.1111/j.1365-2990.2010.01126.x. PMID20874730. S2CID30722366.
Cortelli P, Perani D, Parchi P, Grassi F, Montagna P, De Martin M, et al. (July 1997). "Cerebral metabolism in fatal familial insomnia: relation to duration, neuropathology, and distribution of protease-resistant prion protein". Neurology. 49 (1): 126–133. doi:10.1212/wnl.49.1.126. PMID9222180.
Jansen C, Parchi P, Jelles B, Gouw AA, Beunders G, van Spaendonk RM, et al. (August 2011). "The first case of fatal familial insomnia (FFI) in the Netherlands: a patient from Egyptian descent with concurrent four repeat tau deposits". Neuropathology and Applied Neurobiology. 37 (5): 549–553. doi:10.1111/j.1365-2990.2010.01126.x. PMID20874730. S2CID30722366.
Jansen C, Parchi P, Jelles B, Gouw AA, Beunders G, van Spaendonk RM, et al. (August 2011). "The first case of fatal familial insomnia (FFI) in the Netherlands: a patient from Egyptian descent with concurrent four repeat tau deposits". Neuropathology and Applied Neurobiology. 37 (5): 549–553. doi:10.1111/j.1365-2990.2010.01126.x. PMID20874730. S2CID30722366.