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Year : 2016 | Volume: 17 | Issue Number: 1 | Page: 7-12 ORIGINAL ARTICLEB-type natriuretic peptide as an index of symptoms and severity of chronic rheumatic mitral regurgitation Abdel Fattah Eman M, Girgis Hany Younan Azer, El Khashab Khaled, Ashour Zeinab A, Ezzat Ghada M
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