1. Variability of Doppler ankle pressures with arterial occlusive disease:an evaluation of ankle index and brachial-ankle pressure gradient;Baker;Surgery,1980
2. Intraoperative monitoring using the pulse volume recorder;O'Donnell;Surgery,1977
3. Intraoperative assessment of arterial reconstruction by Doppler ultrasound;Barnes;Surgery,1978
4. Vascular laboratory criteria for the management of peripheral vascular disease of the lower extremities;Raines;Surgery,1976