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. 2017 Apr 13;12:3049–3058. doi: 10.2147/IJN.S131805

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© 2017 Huang et al. This work is published and licensed by Dove Medical Press Limited

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Comparison of detection results between the proposed label-free electrochemical immunosensor and ECL.

Note: Error bars show the varied concentrations of CA19-9 in different clinical samples.

Abbreviations: ECL, electrochemiluminescence; CA19-9, carbohydrate antigen 19-9.