Correction to: Efficacy of electro-acupuncture and manual acupuncture versus sham acupuncture for knee osteoarthritis: study protocol for a randomised controlled trial
1 School of Acupuncture-Moxibustion and Tuina, Beijing University of Chinese Medicine, Fengtai District, Beijing, China.
2 Department of Acupuncture and Moxibustion, First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Xiqing District, Tianjin, China.
3 Department of Acupuncture and Moxibustion, Guang'an Men Hospital, China Academy of Chinese Medical Sciences, Xicheng District, Beijing, China.
4 Department of Acupuncture and Moxibustion, Dongfang Hospital, Beijing University of Chinese Medicine, Fengtai District, Beijing, China.
5 Department of Traditional Chinese Medicine, Beijing Friendship Hospital, Capital Medical University, Xicheng District, Beijing, China.
6 Department of Acupuncture and Moxibustion, Beijing Hospital of Traditional Chinese and Western Medicine, Haidian District, Beijing, China.
7 Hebei University of Chinese Medicine, Shijiazhuang, Heibei, China.
8 Department of Acupuncture and Moxibustion, Dongzhimen Hospital, Beijing University of Chinese Medicine, Dongcheng District, Beijing, China.
9 Department of orthopedics, Institute of Acupuncture and Moxibustion, China Academy Of Chinese Medicine Sciences, Dongcheng District, Beijing, China.
10 Department of Acupuncture and Moxibustion, Beijing Hospital of Traditional Chinese Medicine Affiliated to Capital Medical University, Dongcheng District, Beijing, China.
11 Department of Bioinformatics and Biostatistics, SJTU-Yale Joint Center for Biostatistics, Shanghai Jiao Tong University, Minhang District, Shanghai, China.
12 School of Acupuncture-Moxibustion and Tuina, Beijing University of Chinese Medicine, Fengtai District, Beijing, China. [email protected].
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.