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This study investigated the evolution of plasma atrial natriuretic factor (ANF) in patients in different stages of Chagas' disease and analyzed its usefulness as prognostic factor of the development of myocardial compromise in asymptomatic chagasic patients. Chagas' disease, a determinant of heart failure, is caused by the parasite Trypanosoma cruzi. A total of 21 chagasic patients were studied: 9...
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