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. 2023 Oct 30;31(1-2):1–11. doi: 10.1038/s41434-023-00425-x

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© The Author(s) 2023

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Fig. 6 — The location of hubs, spokes, and partner spokes is visualized. Lines connecting hubs to spokes, and spokes to partner spokes reflect the shortest direct distance possible. MENA, Middle East and North Africa.