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October 9, 1937


JAMA. 1937;109(15):1223-1224. doi:10.1001/jama.1937.02780410061025

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This edition is a vast improvement over the first, and most of the glaring errors present in the previous edition have been removed. The book is still unnecessarily involved for the purpose for which the author states it is intended. Further improvements would come from the use of (1) a less clumsy style, (2) a more distinct separation from the text of the electrocardiograms and diagrams so as to make it less difficult to follow the text, and (3) the use of original electrocardiograms instead of retracings, which give one a feeling of unreality and show inaccuracies in several places. A few of the errors present may be mentioned. On page 24 the author fails to note that there is a cylindric lens in front of the camera aperture. On page 38 he fails to point out that 10 mm. is equal to 1 millivolt. The auricular T wave mentioned

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