Research Article

	New frontiers in arrhythmias. J P Stock Br. Heart J. 1971; 33: 809-816. doi:10.1136/hrt.33.6.809 [PDF] [Request Permissions]
	Auenbrugger's contribution to cardiology. History of percussion of the heart. D E Bedford Br. Heart J. 1971; 33: 817-821. doi:10.1136/hrt.33.6.817 [PDF] [Request Permissions]
	Endomyocardial biopsy in diagnosis of cardiomyopathies. K Somers, M S Hutt, A K Patel, and P G D'Arbela Br. Heart J. 1971; 33: 822-832. doi:10.1136/hrt.33.6.822 [PDF] [Request Permissions]
	Incidence of acute rheumatic fever. J Sievers and P Hall Br. Heart J. 1971; 33: 833-836. doi:10.1136/hrt.33.6.833 [PDF] [Request Permissions]
	Value of electrocardiogram in population surveys. An attempt to improve interpretation. E B Raftery, P Cocker, and W W Holland Br. Heart J. 1971; 33: 837-840. doi:10.1136/hrt.33.6.837 [PDF] [Request Permissions]
	Systematization and embryological and anatomical study of mirror-image dextrocardias, dextroversions, and laevoversions. M V De la Cruz, G Anselmi, L Munos-Castellanos, B Nadal-Ginard, and S Munoz-Armas Br. Heart J. 1971; 33: 841-853. doi:10.1136/hrt.33.6.841 [PDF] [Request Permissions]
	Spontaneous closure of ventricular septal defect after banding of pulmonary artery. D Verel, K P Chandrasekhar, and D G Taylor Br. Heart J. 1971; 33: 854-856. doi:10.1136/hrt.33.6.854 [PDF] [Request Permissions]
	Congenital coronary artery fistula. Analysis of 17 cases. J J de Nef, P J Varghese, and G Losekoot Br. Heart J. 1971; 33: 857-862. doi:10.1136/hrt.33.6.857 [PDF] [Request Permissions]
	Clinical significance of the coronary arteriogram. D C Banks, E B Raftery, and S Oram Br. Heart J. 1971; 33: 863-870. doi:10.1136/hrt.33.6.863 [PDF] [Request Permissions]
	Electrocardiographic abnormalities during exercise 3 weeks to 18 months after anterior myocardial infarction. J H Atterhög, L G Ekelund, and L Kaijser Br. Heart J. 1971; 33: 871-877. doi:10.1136/hrt.33.6.871 [PDF] [Request Permissions]
	Serial plasma adrenaline and noradrenaline levels in myocardial infarction using a new double isotope technique. D C Siggers, C Salter, and D C Fluck Br. Heart J. 1971; 33: 878-883. doi:10.1136/hrt.33.6.878 [PDF] [Request Permissions]
	Plasma glycerol concentration in patients with myocardial ischemia and arrhythmias. S Carlström and B Christensson Br. Heart J. 1971; 33: 884-888. doi:10.1136/hrt.33.6.884 [PDF] [Request Permissions]
	Clinical, electrocardiographic, and haemodynamic effects of long-term use of propranolol in Prinzmetal's variant angina pectoris. M Guazzi, F Magrini, C Fiorentini, and A Polese Br. Heart J. 1971; 33: 889-894. doi:10.1136/hrt.33.6.889 [PDF] [Request Permissions]
	Auscultatory and phonocardiographic findings in autologous fascia lata valves. L Schwartz, A S Trimble, and J E Morch Br. Heart J. 1971; 33: 895-898. doi:10.1136/hrt.33.6.895 [PDF] [Request Permissions]
	Genetics of Fallot's tetralogy. A S Cascos Br. Heart J. 1971; 33: 899-904. doi:10.1136/hrt.33.6.899 [PDF] [Request Permissions]
	Continuous murmur in pulmonary atresia with reference to aortography. W Zutter and J Somerville Br. Heart J. 1971; 33: 905-909. doi:10.1136/hrt.33.6.905 [PDF] [Request Permissions]
	Simple method of evaluating vectorcardiographic loops in children. K U Aziz, R C Ellison, O S Miettinen, and R S Jones Br. Heart J. 1971; 33: 910-916. doi:10.1136/hrt.33.6.910 [PDF] [Request Permissions]
	Vectorcardiographic T loop analysis in ischaemic heart disease. W Gray and H H Bell Br. Heart J. 1971; 33: 917-921. doi:10.1136/hrt.33.6.917 [PDF] [Request Permissions]
	Reversion of ventricular tachycardia by pacemaker stimulation. M A Bennett and B L Pentecost Br. Heart J. 1971; 33: 922-927. doi:10.1136/hrt.33.6.922 [PDF] [Request Permissions]
	Correlations of electrocardiographic pattern, shape of ventricular septum, and isovolumetric relaxation time in irregular hypertrophic cardiomyopathy (obstructive cardiomyopathy). D Harmjanz, D Böttcher, and G Schertlein Br. Heart J. 1971; 33: 928-937. doi:10.1136/hrt.33.6.928 [PDF] [Request Permissions]
	Treatment of chronic heart block with the Lucas induction coil pacemaker. C O Record, P Sleight, A J Gunning, J M Kenworthy-Browne, and M Richings Br. Heart J. 1971; 33: 938-942. doi:10.1136/hrt.33.6.938 [PDF] [Request Permissions]
	Hyperventilation test for diagnosis of left-to-right circulatory shunts. S R Reuben and J Butler Br. Heart J. 1971; 33: 943-946. doi:10.1136/hrt.33.6.943 [PDF] [Request Permissions]
	Atrioventricular and associated intraventricular conduction disturbances in acute myocardial infarction. C H Lim, C C Toh, and L P Low Br. Heart J. 1971; 33: 947-954. doi:10.1136/hrt.33.6.947 [PDF] [Request Permissions]
	Use of bundle of His potentials to assess changes in atrioventricular conduction produced by a series of beta-adrenergic blocking agents. C S Smithen, R Balcon, and E Sowton Br. Heart J. 1971; 33: 955-961. doi:10.1136/hrt.33.6.955 [PDF] [Request Permissions]
	Ventricular aneurysms after cardiac surgery. W A Littler, J B Meade, and D I Hamilton Br. Heart J. 1971; 33: 962-969. doi:10.1136/hrt.33.6.962 [PDF] [Request Permissions]
	Facilitation of conduction in left bundle of His. A Mazzoleni and E Fletcher Br. Heart J. 1971; 33: 970-971. doi:10.1136/hrt.33.6.970 [PDF] [Request Permissions]
	Mitral valve replacement in a patient with severe respiratory insufficiency. P B Wood and M Paneth Br. Heart J. 1971; 33: 972-973. doi:10.1136/hrt.33.6.972 [PDF] [Request Permissions]
	Bacterial endocarditis over prosthetic valves treated with trimethoprim-sulphamethoxazole combination. S H Shafqat, S A Shah, and S A Seyed Br. Heart J. 1971; 33: 974-976. doi:10.1136/hrt.33.6.974 [PDF] [Request Permissions]