1. Aitken DR, Minten JP (1984) The ?pinch-off? sign: a warning of impending problems with permanent subclavian catheters. Am J Surg 148:633?636
2. Bour ES, Weaver AS, Yang HC (1990) Experience with the double lumen silastic catheter for hemoaccess. Surg Gynecol Obstet 171:33?39
3. Broadwater JR, Henderson MA, Bell JL, et al (1990) Outpatient percutaneous central venous access in cancer patients. Am J Surg 160:676?680
4. Brothers TE, Von Moll LK, Niederhuber JE, et al (1988) Experience with subcutaneous infusion ports in three hundred patients. Surg Gynecol Obstet 166:295?301
5. Broviac JW, Cole JJ, Scribner BH (1973) A silicone rubber right atrial catheter for prolonged parenteral alimentation. Surg Gynecol Obstet 136:602?606