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Regional anesthesia in predicted difficult airway: US strategy for SOS (standards of safety)

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  • Contributors All authors made a substantial contribution as follows: GP: first draft and literature search: FC: design and concept: RC: second revision of manuscript: RDB: Language review: MC: first revision of manuscript: FEA: supervision and final version approval.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Not required.

  • Provenance and peer review Not commissioned; internally peer reviewed.