1. Distribution of hypertrophy in obstructive and nonobstructive types of hypertrophic cardiomyopathy;Gregor;CorVasa,1984
2. Patterns and significance of distribution of left ventricular hypertrophy in hypertrophic cardiomyopathy;Maron;Am J Cardiol,1981
3. Diagnostic electrocardiography and vectocardiography;Friedman,1971
4. Electrocardiography in infants and children;Ziegler,1966
5. Pediatric electrocardiography;Gunthenroth,1965