1. Noninvasive evaluation of the aorto-iliac segment;Persson;J Cardiovasc Surg,1981
2. Continuous wave ultrasound as an alternative and complement to X rays in vascular examinations;Gosling,1974
3. The relationship between aortoiliac hemodynamics and femoral pulsatility index;Bone;J Surg Res,1982
4. Hemodynamic and arteriographic evaluation of pulsatility index;Flanigan;J Surg Res,1982
5. Peripheral arterial Doppler blood velocity wave form analysis;Johnston,1982