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Assessment of vertebral artery collaterals by extracranial and transcranial duplex in posterior circulation stroke and association with risk factors and outcomes, a cohort study

Crossref DOI link: https://doi.org/10.1186/s41983-025-01047-3

Published Online: 2025-12-01

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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