2012, Evaluation of the effect of balneotherapy in patients with osteoarthritis of the hands: a randomized controlled single-blind follow up study. 7. Februar 2022 Horvath K, Kulisch A, Nemeth A, Bender T. Clin Rehabil. 2012;26(5):431-441. https://pubmed.ncbi.nlm.nih.gov/22144722/