Correction: Acupuncture for insomnia with short sleep duration: protocol for a randomised controlled trial

Wang C, Yang W, Yu X, et al. Acupuncture for insomnia with short sleep duration: protocol for a randomised controlled trial. BMJ Open 2020;10:e033731. doi: 10.1136/bmjopen-2019-033731

This article was previously published with an error in authorship.

‘Xin-yu Chen’ has been added as the 9th author before ‘Yun-fei Chen’ in the revised version. The updated authorship is below

Wang,¹ Wen-jia Yang,¹ Xin-tong Yu,² Cong Fu,¹ Jin-jin Li,¹ Jing Wang,¹ Wen-lin Xu,¹ Yi-xin Zheng,¹ Xin-yu Chen,³ Yun-fei Chen¹