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. 2023 Feb 27;10(2):99–111. doi: 10.1007/s40572-023-00391-x

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Fig. 1 — Structure of placental barrier and translocation route for plastic particles. Schematic diagram of human placenta with a labeled cross section of a chorionic villus and arrow showing route for plastic particles to be transported from maternal to fetal circulation. Created with BioRender.com