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Y. S. Yue, X. D. Wang u. a.: Sling exercise for chronic low back pain: a systematic review and meta-analysis. In: PloS one. Band 9, Nummer 6, 2014, S. e99307, doi:10.1371/journal.pone.0099307, PMID 24919119, PMC 4053356 (freier Volltext) (Review).
J. S. Lee, S. H. Yang u. a.: Effectiveness of sling exercise for chronic low back pain: a systematic review. In: Journal of physical therapy science. Band 26, Nummer 8, August 2014, S. 1301–1306, doi:10.1589/jpts.26.1301, PMID 25202202, PMC 4155241 (freier Volltext) (Review).