Zhuravlev, A. S., and M. I. Yaschenko. “Possibilities of Cold Therapy in Chronic Sinusitis”. Problems of Cryobiology and Cryomedicine 15, no. 3 (September 25, 2005): 476–478. Accessed May 16, 2024. http://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/1166.