Balneophototherapy of psoriasis: highly concentrated salt water versus tap water–a randomized, one-blind, right/left comparative study

Gambichler T1, Rapp S, Senger E, Altmeyer P, Hoffmann K.
Photodermatol Photoimmunol Photomed. 2001 Feb;17(1):22-5

https://www.ncbi.nlm.nih.gov/pubmed/11169172