10Prontera C, Endin M, Zucchelli GC, et al. Analytical performance and diagnostic accuracy of a fully automated electrochemilu minescent assay for the N-terminal fragment of the pro peptide of brain natriuretic peptide in patients with cardiomyopathy:comparison with immunoradiometric assay methods for brain natriuretic peptide and atrial natriuretic peptide[J]. Clin Chem Lab Med, 2004, 42(1) : 37-44.