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Letter to the editor for the article entitled ‘Comparison of ultrasound-guided erector spinae plane block and thoracic paravertebral block for postoperative analgesia after video-assisted thoracic surgery: a randomized controlled non-inferiority clinical trial’

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Footnotes

  • Contributors KW and XJ discussed the content of the original article. HY had doubts about the conclusions, so KW, XJ and NA wrote this letter.

  • 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.

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    Yasuko Taketa Yumi Irisawa Taro Fujitani