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. 2017 Jul 28;3(2):vex014. doi: 10.1093/ve/vex014

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© The Author 2017. Published by Oxford University Press.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 1. — Neighbor-joining phylogeny of HIV-1 pol sequences from 659 individuals in Abuja, Nigeria. The arrow depicts a cluster of related sequences belonging to the subtype A1 radiation.