Reference 1 Qi L-Y. Acupuncture for the treatment of diarrheal-predominant irritable bowel syndrome: study protocol for a pilot randomized controlled trial. B Correction: Trials 22, 253 (2021) b B https://doi.org/10.1186/s13063-021-05211-x b Following publication of the original article [[1]], a minor error was found in the "Trial status" section: The time in the sentence of "The first patient was recruited on 20 July 2019" is incorrect, the correct sentence should be: The first patient was recruited on 20 July 2020. [Extracted from the article]