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In the letter which accompanies the first number of Clinical Science, Messrs. Shaw and Sons remind one that the journal Heart was started just twenty-four years ago. "At that time cardiac problems were being studied with unusual intensity, and a journal specially designed to publish original work dealing with the physiology and pathology of the cardio-vascular system had become a necessity to workers in that field. Heart successfully fulfilled that purpose. Even at its conception it was realized that in the course of time the flow of original work would diminish and the rate of publications decline. It is now felt that the time has arrived to widen its scope in order to maintain its standards of publication." Whether or not one agrees with the attitude of Messrs. Shaw, the idea of restricting the field of highly specialized medical journalism stimulates reflections. To begin with, every worker in medicine must