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JAMA. 1952;150(10):1031. doi:10.1001/jama.1952.03680100073024.
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Fourth Inter-American Congress of Cardiology.  —The fourth Inter-American Congress of Cardiology was held in Buenos Aires, Aug. 31 to Sept. 7, under the auspices of all the American societies of cardiology. On Aug. 29, before the start of the congress, three Battro memorial lectures were delivered in Spanish at the National Academy of Medicine. Dr. Paul D. White spoke on "Cardiology 40 Years Ago and Now," Dr. Ignacio Chavez on "Problems in Diagnosis of Pulmonary Infarcts," and Dr. Lewis Dexter on "Physiopathological, Clinical and Surgical Aspects of Mitral Stenosis." During the week, Dr. Louis N. Katz lectured each morning and evening on "Electrocardiography, Arrhythmias and Physiopathology of Circulation" and "Cardiac Insufficiency." Dr. Lequime, from Brussels, also delivered a lecture on "Cardiac Insufficiency" at the National Academy of Medicine. The congress was attended by many persons; more than 1,000 members were registered, and 350 papers were discussed. Every day, from 11


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