1. Sackett DL. Rules of evidence and clinical recommendations on the use of antithrombotic agents. Chest. 1989;95 2 Suppl.:2S-4S.

2. Endovascular versus surgical treatment in patients with carotid stenosis in the Carotid and Vertebral Artery Transluminal Angioplasty Study (CAVATAS): a randomised trial. Lancet. 2001:357:1729-37.

3. Brooks WH, McClure RR, Jones MR, Coleman TC, Breathitt L. Carotid angioplasty and stenting versus carotid endarterectomy: randomized trial in a community hospital. J Am Coll Cardiol. 2001;38:1589-95.

4. Yadav JS, Wholey MH, Kuntz RE, et al. Protected carotid-artery stenting versus endarterectomy in high-risk patients. N Engl J Med. 2004;351:1493-501.

5. Naylor AR, Bolia A, Abbott RJ, et al. Randomized study of carotid angioplasty and stenting versus carotid endarterectomy: a stopped trial. J Vasc Surg. 1998;28:326-34.

6. Roubin GS, New G, Iyer SS, et al. Immediate and late clinical outcomes of carotid artery stenting in patients with symptomatic carotid artery stenosis: a 5-year prospective analysis. Circulation. 2001;103:532-7.

7. Ahmadi R, Willfort A, Lang W, et al. Carotid artery stenting: effect of learning curve and intermediate-term morphological outcome. J Endovasc Ther. 2001;8:539-46.

8. Wholey MH, Al- Mubarek N, Wholey MH. Update review of the global carotid artery stent registry. Catheter Cardiovasc Interv. 2003;60:259-66.