4Chen L,Chen MH,Larson MG,et al. Risk factors for syncope in a communitybased sample ( the Framingham Heart Study). Am J Cardiol,2000,85 : 1189-1193.
5Brignole M,Alboni P, Benditt D, et al. Guidelines on management ( diagnosis and treatment ) of syncope. Eur Heart J, 2001,22 : 1256-1306.
6Brignole M, Alboni P, Benditt DG, et al. Guidelines on management (diagnosis and treatment) of syncope-update 2004. Europaee, 2004,6 : 467-537.
7Ferrer MI. The sick sinus syndrome in atrial disease. JAMA, 1968,206:645-646.
8Kaplan BM, Langendorf R, Lev M, et al. Tachycardia-bradycardia syndrome ( so-called" sick sinus syndrome" ). Pathology, mechanisms and treatment. Am J Cardiol,1973 ,31:497-508.
9Sweeney MO, Hellkamp AS, Ellenbogen KA, et al. Prospective randomized study of mode switching in a clinical trial of pacemaker therapy for sinus node dysfunction. J Cardiovasc Electrophysiol, 2004,15:153-160.
10Menozzi C, Brignole M ,Alboni P, et al. The natural course of untreated sick sinus syndrome and identification of the variables predictive of unfavorable outcome. Am J Cardiol, 1998,82: 1205- 1209.