Comparing the efficacy of mature mud pack and hot pack treatments for knee osteoarthritis

Sarsan A1, Akkaya N, Ozgen M, Yildiz N, Atalay NS, Ardic F.
J Back Musculoskelet Rehabil. 2012;25(3):193-9. doi: 10.3233/BMR-2012-0327

https://www.ncbi.nlm.nih.gov/pubmed/22935858