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Chromosomal abnormalities and pregnancy outcomes in 350 pregnancies with prenatally diagnosed aberrant right subclavian artery: a phenotype-based retrospective cohort study

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Background: Aberrant right subclavian artery (ARSA) is the most frequent aortic-arch branching variant on prenatal sonography, and its clinical relevance is governed by the phenotypic context in which it is detected. Genotype-phe... ...