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. 2020 Feb 20;3(2):209–224. doi: 10.20517/cdr.2019.86

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© The Author(s) 2020.

© The Author(s) 2020. Open Access This article is licensed under a Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, sharing, adaptation, distribution and reproduction in any medium or format, for any purpose, even commercially, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Cellular efflux of ^99mTc-TMEOP in H69 and drug-resistant variants H69 Lx4 and H69 AR and in H69 Lx4 incubated with 150 M of verapamil, presented as the percentage of cellular retention over a period of 1 h. The results presented were calculated from independent biological replicates (n = 2)