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\bibitem{Anderson_etal2011} Anderson, K., Lutz, C., van Delft, F. W., Bateman, C. M., Guo, Y., Colman, S. M., et al. (2011). Genetic variegation of clonal architecture and propagating cells in leukaemia. \textit{Nature}, \textit{469}(7330), 356--361.

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