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\bibitem{Valdes-Cortez_etal2020} Valdes-Cortez, C., Ballester, F., Vijande, J., Gimenez, V., Gimenez-Alventosa, V., Perez-Calatayud, J., et al. (2020). Depth-dose measurement corrections for the surface electronic brachytherapy beams of an Esteya(R) unit: a Monte Carlo study. \textit{Phys. Med. Biol.}, \textit{65}(24), 245026--12pp.

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