Evaluation of the effect of Lake Hévíz thermal mineral water in patients with osteoarthritis of the knee: a randomized, controlled, single-blind, follow-up study.

Kulisch Á1, Benkö Á, Bergmann A, Gyarmati N, Horváth H, Kránicz Á, Mándó ZS, Matán Á, Németh A, Szakál E, Szántó D, Szekeres L, Bender T
Eur J Phys Rehabil Med. 2014 Aug;50(4):373-81. Epub 2014 Mar 5

https://www.ncbi.nlm.nih.gov/pubmed/24594851