Second world congress on ultrasonics in medicine, Rotterdam, The Netherlands, 4-8 June 1973, under the auspices of the Medical Faculty of the Erasmus University, Rotterdam and the World Federation for Ultrasound in Medicine and Biology : abstracts of papers /
World Congress on Ultrasonics in Medicine(2nd :1973 :Rotterdam)
Vlieger, M. de.
White, D. N.
McCready, V. R.
Amsterdam ;  London :  Excerpta Medica, 
1973.