Relevant publications:

[5] Gronningsaeter A., Unsgrd G., Ommedal S., Angelsen B. A. J.: "Ultrasound -guided neurosurgery: a feasibility study in the 3-30MHz range". Br J Neurosurg, 10(2), 1996:161-168

[2] Gronningsaeter A.,Angelsen B. A. J.,Gresli A., Torp H. G. and Linker D . T.: "Blood noise reduction in intravascular ultrasound imaging." IEEE, Trans. on Ultrasound, Ferroelectrics, and Frequency control 42, No.2, 1995: 200-209

[3] Angelsen B., Torp H.,Holm S., Kristoffersen K. and Whittingham T. A.: "W hich Transducer Array is best?" European Journal of Ultrasound, No.2, 1995:151-1 64

[4] Torp H., Kristoffersen K. and Angelsen B.: "On the Joint Probability Den sity Function for the Autocorrelation estimates in Color Flow Imaging." IEEE Tra ns. UFFC, Vol. 42, No. 5, Sept. 1995:899-906

[1] Torp H., Kristoffersen K., Angelsen B. A. J.:"Autocorrelation Techniques in Color Flow Imaging: Signal Model and Statistical Propertioes of Autocorrelat ion Estimates." IEEE Trans UFFC, Vol. 41, No. 5, Sept. 1994:604-612.

[7] Angelsen B. A. J., Aakhus, S., Rabben S. I., Torp H. G.:"Model based est imation of vascular parameters - Evaluation of robustness and suitability of mod els." Invited paper, Echocardiography, July 94:409-423.

[8] Maehle J., Bjoernstad K., Aakhus S., Torp H. G., Angelsen B. J.:"Three-d imensional Echocardiography for Quantitative Left Ventricular Wall Motion Analys is: A Method for Reconstruction of Endocardial Surface and Evaluation of Regiona l Dysfunction." Invited paper, Echocardiography, July 94:397-408.

[6] Aakhus S., Soerlie C., Faanes A., Hauger S.O., Bjoernstad K., Hatle L., Angelsen B.A.J.: "Noninvasive computerised assessment of left ventricular perfor mance and systemic hemodynamics by study of aortic root pressure and flow estima tes in healthy men, and men with acute and healed myocardial infarction." Am J o f Cardiol, Vol 72, Aug 1993:260-267.