title: Australia and New Zealand.
authors.affiliation: Ultrasonic Imaging, Pen-Y-Sarn, Coomba Park, NSW, Australia.
authors.forename: D E
authors.initials: DE
authors.lastname: Robinson
authors.forename: R W
authors.initials: RW
authors.lastname: Gill
authors.forename: P S
authors.initials: PS
authors.lastname: Warren
mesh_terms: D001315:Australia; D006801:Humans; D009520:New Zealand; D011871:Radiology / Q000193:education; D013222:State Medicine / Q000458:organization & administration; D014463:Ultrasonography