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\bibitem{Payne_etal2020} {\textquotedblleft}\textit{The optical nanosizer -- quantitative size and shape analysis of individual nanoparticles by high-throughput widefield extinction microscopy}{\textquotedblright}. Payne LM, Albrecht W, Langbein W, Borri P, Nanoscale  (2020).   http://doi.org/10.1039/D0NR03504A

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