Evaluation and Management of the Patient with Syncope
JAMA 268:2553-2560, Kapoor,W.N., 1992
Diagnostic Evaluation of Syncope
Am J Med 90:91-106, Kapoor,W., 1991
Syncope:Current Diagnostic Evaluation and Management
Ann Int Med 112:850-863, Manolis,A.S.,et al, 1990