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. 2020 Mar 30;21:296. doi: 10.1186/s13063-020-04245-x

Correction to: Efficacy and safety of tetramethylpyrazine phosphate on pulmonary hypertension: study protocol for a randomized controlled study

Yuqin Chen 1,#, Wenjun He 1,#, Haiping Ouyang 1, Chunli Liu 1, Cheng Hong 1, Tao Wang 1, Kai Yang 1, Wenju Lu 1, Jian Wang 1,2,
PMCID: PMC7104479  PMID: 32228673

Correction to: Trials (2019) 20:725

https://doi.org/10.1186/s13063-019-3770-0

After publication of our article [1] the authors have notified us of two typos in the Trial status.

  • Originally published phrase

Recruitment started in September 2018 and is planned to end in October 2018, with 120 patients randomized. Treatment with TMP finished in October 2019. We disposal the data at present. The current protocol version is 2.0, dated 28 September 2018.

  • Correct phrase

Recruitment started in September 2018 and is planned to end in October 2019, with 120 patients randomized. Treatment with TMP will be finished in March 2020. We disposal the data at present. The current protocol version is 2.0, dated 28 September 2018.

Footnotes

Yuqin Chen and Wenjun He contributed equally to this work.

Reference

  • 1.Chen Y, et al. Efficacy and safety of tetramethylpyrazine phosphate on pulmonary hypertension: study protocol for a randomized controlled study. Trials. 2019;20:725. doi: 10.1186/s13063-019-3770-0. [DOI] [PMC free article] [PubMed] [Google Scholar]

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