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. 2021 Jun 17;16:4147–4159. doi: 10.2147/IJN.S303829

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© 2021 Hong et al.

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Schematic of the microfluidic device. The width of the main microchannel is 360 μm; the width of the branch channel is 590 μm; and the width of the N₂ channel is 470 μm.