1. History of the American Physiological Society: The Third Quarter Century, 1937-1962;Fenn;American Physiological Society,1963
2. An analysis of the time-relations of electrocardiograms;Bazett;Heart,1920
3. Waller - pioneer of electrocardiography;Besterman;Br Heart J,1979
4. The QT interval historically treated;Burchell;Pediatr Cardiol,1983