“…After downloading to Endnote Version 7 and elimination of duplicate records, the remaining 406 articles were screened by titles and abstracts. After screening 84 articles for full‐text reading and after excluding articles that were inconsistent with outcome measures and therapeutic goals, eight studies involving 414 patients met the inclusion criteria (Boxall, Barclay, Sayers, & Caplan, ; Hao, Sun, Zhao, Liu, & Zheng, ; Karapolat et al, ; Pradella et al, ; Song, Yong, & Hur, ; Wedzicha et al, ; Xu & Liu, ; Zhong, Lin, Zhang, & Zhou, ) and, with quality assessment, were included in this review.…”