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Transcutaneous auricular vagus nerve stimulation improves dysautonomia, post-traumatic stress disorder and cognitive impairment in long covid patients: a pilot study

Crossref DOI link: https://doi.org/10.1038/s41598-026-52582-9

Published Online: 2026-05-09

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

Authors

Azabou, Eric https://orcid.org/0000-0002-9747-9972
Pillot, Amelie

Bao, Guillaume

Mehlal, Sara

Arnould, Annabelle

Agar-hug, Nathalie

Zagdoun, Marine

Genolini, Alix

Russo, Ashley

Rangon, Claire-Marie

Azouvi, Philippe
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Text and Data Mining valid from 2026-05-09

Accepted Manuscript valid from 2026-05-09
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Article History

Received: 18 February 2026

Accepted: 6 May 2026

First Online: 9 May 2026

Declarations

:

: The authors declare no competing interests.

: This open-label, single-arm prospective pilot study was a preliminary feasibility investigation within the framework of the ESNV-SPA trial, which has been registered at ClinicalTrials.gov: NCT04286373 and received approval from the Ethics Committee, the Comité de Protection des Personnes Sud-Ouest et Outre-Mer 4 (IRB No. IORG0009855), on October 2, 2020.

: All study participants signed a written informed consent before data collection.

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