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Dati, F., Grenner, G., Lüben, G. et al. Comparison of enzyme immunoassays for pregnancy-specific β1-glycoprotein (SP1) and α-fetoprotein (AFP) with other immunochemical methods. La Ricerca Clin. Lab. 12, 265–287 (1982). https://doi.org/10.1007/BF02909334
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DOI: https://doi.org/10.1007/BF02909334