by Kilpatrick, T J, Hjorth, R J, Gonzales, M F
Published in Journal of neurology, neurosurgery and psychiatry (01.05.1992)

by Gilliatt, R. W., Hjorth, R. J.
Published in Journal of neurology, neurosurgery and psychiatry (01.06.1972)

by Hjorth, R.J., Willison, R.G.
Published in Journal of the neurological sciences (01.10.1973)

by Melick, R A, Ebeling, P, Hjorth, R J
Published in British Medical Journal (13.03.1976)

by Gilliatt, R W, Hjorth, R J
Published in Journal of neurology, neurosurgery and psychiatry (01.06.1972)

by Hjorth, R.J., Walsh, J.C., Willison, R.G.
Published in Journal of the neurological sciences (01.04.1973)

by ROBINSON, J S, SLOMAN, G, HJORTH, R J, GOBLE, A J
Published in Medical journal of Australia (27.02.1965)