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Retraction Note: Effect of norepinephrine and phenylephrine on prothrombotic response in patients undergoing cesarean section under spinal anesthesia: protocol for a randomized, double-blind, controlled study

Crossref DOI link: https://doi.org/10.1186/s13063-026-09851-9

Published Online: 2026-06-09

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

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