Volumetric registration of magnetic nanoparticles for optimization of quantitative immunochromatographic assays for detection of small moleculesNatalia V. Guteneva, Sergey L. Znoyko, Alexey V. Orlov, Maxim P. Nikitin and Petr I. NikitinEPJ Web Conf., 185 (2018) 10006DOI: https://doi.org/10.1051/epjconf/201818510006