Abstract
After publication of the original article [1], the authors have notified us that the Trial registration number NCT03274713 should be replaced by NCT03366363 in the Abstract section of the paper.
Cite
CITATION STYLE
APA
Tu, J. F., Yang, J. W., Lin, L. L., Wang, T. Q., Du, Y. Z., Liu, Z. S., … Liu, C. Z. (2019, April 10). Correction to: Efficacy of electro-acupuncture and manual acupuncture versus sham acupuncture for knee osteoarthritis: Study protocol for a randomised controlled trial (Trials (2019) 20 (79) DOI: 10.1186/s13063-018-3138-x). Trials. BioMed Central Ltd. https://doi.org/10.1186/s13063-019-3338-z
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