J. A. Evans : Physics: the nature of ultrasound; J. A. Evans : Pulse-echo ultrasound; R. A. Lerski : Signal pprocessing and display; David H. Evans : Doppler ultrasound; P. D. Clark : Performance checks; J. P. Neilson & M. B. McNay : Obstetric ultrasound; P. A. Dubbins : Abdominal scanning; M. Bossie & D. O. Cosgrove : Liver, spleen, pancreas and kidneys; J. C. Rodger : Echocardiography; P. Morley & A. Hollman : Gynaecology; C. D. Sheldon : Vascular system; D. Cooke & H.C. Iriving : Superficial structure scanning; M. Restori : The use of pulsed ultrasound in ophthalmology; H. C. Irving : Interventional ultrasound; Roland Blackwell : Safety of diagostic ultrasound