11) Akkersdijk GJM,PuylaertJ BCM,deVires AC:Abdominal aortic Aneurysm as an incidental finding in abdominal ultrasonography.Br J Surg 78:1261-1263.1991.
12) Webster MW,Ferrell RE,St.JeanPL,Majumder PP,Fogel SR.Sreed DL:Ultrasound screening of first-degree L relatives of patients with an abdominal aortic aneurysm-J Vasc Surg13:9-14.1991.
13) Bergqvist D,Bengtsson H:Should screening for abdominal aortic aneurysms be advocated? Acta Chir Scand 555[Suppul]:89-97.1990.
14) Bengtsson H.Bergqvist D,Ekberg 0.Janzon L :A population bsed screening of abdominal aortic aneurysms(AAA).Eru J Vasc Surg 553-57.1991.
15) Beede SD.Ballard DJ,James EM.IlstrupDM.HallteJW:Positive predictive value of clinical suspicion of abdominal aortic aneurysm.Arch Intern Med 150:549-551.1990.
16) Russell JCB:Is screenig for abdominal aortic aneurysm worth while?Clin Radio 141:182-184.1990.
17) Walsh JJ Jr.Cofelice M,Lumpkin D,Kerstein MD:Is screening for vascular disease a valuable proposition?J Cardiovasc Surg 29:306-309.1988.
18) Bierman EL:Atherosclerosis and other forms of arteriosclerosis In :Wilson JD.Braunwald E.Isselbacher KJ,Petersdorf R.Martin JB.Fauci AS,Root RK(eds)Harrison’s principles of internal medicine.McGraw.Hill,NewYork,1991,p992-1001.
19) Flack JM,Wits WH:Cardiovascular risk factor prevalence in African-American adult screenees for a charch-based cholesterol education program:The Northeast Oklahoma City Cholesterol Education Program.Ethn Dis 1:78-90.1991,
20) Fowkes PCR,Macintyre CCA,Ruckicy CV:Increasing incidence of aortic aneurysms in England and Wales.BMJ 298:33-35.1989.
21) Noman PE.Castleden WM,Hockey RL:Prevalence of abdominal aortic aneurysm in Western Australia.Br J Surg 78:1118-1121.1991.
22) Comn J:The epidemiology of abdominal aortic aneurysms.Br J HospMed40:64-67.1988.