Swiss ball exercises improve muscle strength and walking performance in ankylosing spondylitis: a randomized controlled trial.
Rev Bras Reumatol Engl Ed. 2017 Jan-Feb;57(1):45-55. doi: 10.1016/j.rbre.2016.09.009. Epub 2016 Oct 20.
Rev Bras Reumatol Engl Ed. 2017.
PMID: 28137402
Free article.
Clinical Trial.
English, Portuguese.