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Distribution characteristics of microplastics in the blood of 101 participants. a Total microplastic content in the blood of each of the 101 participants. Participants were divided into a group with normal angiography results (n = 19) and a group with abnormal angiography results (n = 82); b Proportion of different types of microplastics in each participant's blood; c Overall characteristics of blood microplastics among the 101 participants
