Die Kur - Kraft für Körper, Seele und den Alltag

2021, The effect of balneotherapy on the oxidative system and changes in anxiety behavior, enhanced by low doses of radon.

Dondoladze K, Nikolaishvili M, Zurabshvili D.

Int J Radiat Biol. 2021;97:1461-1469. doi: 10.1080/09553002.2021.1956009.

https://pubmed.ncbi.nlm.nih.gov/34323641/