Use of EchoencephalographyVlieger, M. de M.D.Ridder, H. J. A.M.I.E.E.Author informationDr. de Vlieger is from the Neurological Department of the Municipal Hospital, Coolsingel, in Rotterdam, The Netherlands.Mr. Ridder is from the Ultrasonic Laboratory of the Röntgen Technische Dienst N.V., Rotterdam, The Netherlands.Neurology 9(4):p 216-223, April 1959.Copyright ©1959 American Academy of Neurology