1. Prospective screening for deep vein thrombosis in high risk patients;Barnes;Am. J. Surg.,1977
2. Cost/benefit analysis of noninvasive testing for venous thromboembolism;Barnes,1982
3. Noninvasive quantitation of maximum venous outflow in acute thrombophlebitis;Barnes;Surgery,1972
4. Noninvasive quantitation of venous reflux in the post-phlebitic syndrome;Barnes;Surg. Gynecol. Obstet.,1973
5. Noninvasive quantitation of venous hemodynamics in the post-phlebitic syndrome;Barnes;Arch. Surg.,1973