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\bibitem{vandenBroek_etal2011} {\textquotedblleft}\textit{Throughput maximization of particle radius measurements by balancing size and current of the electron probe}{\textquotedblright}. van den Broek W, Van Aert S, Goos P, van Dyck D, Ultramicroscopy \textbf{111}, 940 (2011).   http://doi.org/10.1016/j.ultramic.2010.11.025

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