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These clinical findings provided important evidence for DSIP's potential therapeutic applications in sleep disorders and stimulated further research into peptide-based approaches to insomnia treatment

*Correspondence: Antonio Di Sabatino, [email protected] This article was submitted to Gastroenterology, a section of the journal Frontiers in Medicine Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers

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