Massumi, R., DeSando, C.: Intra-atrial and esophageal electrocardiography in the diagnosis of complex arrhythmias, Advances in Electrocardiography. Grune & Stratton, 1972, p 229.
2.
Scherlag, B.J. , Lau, S.H., Helfant, R.H., et al.: Catheter technique for recording His bundle activity in man. Circulation, 39: 13, 1969.
3.
Bleifer, S.B. , Bleifer, D.H., Hansmann, D.R., et al.: Diagnosis of occult arrhythmias by Holter electrocardiography. Prog. Cardiovasc. Dis., 16: 569, 1974.
4.
Lown, B., Wolf, M.: Approaches to sudden death from coronary heart disease. Circulation , 44: 130, 1971.
5.
Ryan, M., Lown, B., Horn, H.: Ventricular ectopic activity in patients with coronary heart disease. N. Engl. J. Med., 292: 224, 1975.
6.
Bleifer, D.J. : What constitutes a holter scan. Am. Heart J., in press.
7.
Bleifer, S.B. , Karpman, H., Sheppard, J., et al.: Relationship between premature ventricular complexes and development of ventricular tachycardia. Am. J. Cardiol., 31: 400, 1973.
8.
Sheppard, J., Bleifer, D.J., Bleifer, S.B., et al.: Quantification of ectopic activity in dynamic electrocardiograms , Proceedings of the VI European Congress of Cardiology . Madrid, 1972.
