by Gürkov, R., Pyykö, I., Zou, J., Kentala, E.
Published in Journal of Neurology (01.04.2016)

by Duan, M L, Ulfendahl, M, Ahlberg, A, Pyykkö, I, Borg, E
Published in Läkartidningen (2000)

by Grönfors, T, Pyykkö, I, Aalto, H, Juhola, M, Ishizaki, H
Published in Medical progress through technology (1991)

by Auramo, Y, Juhola, M, Pyykkö, I, Nieminen, O
Published in Journal of medical systems (01.08.1995)