Панікар, І. І., М. В. Скрипка, and Б. П. Киричко. “The Value of the Deterioration of Ecological Environment in the Etiology of Immunosuppressed States of Living Organism”. Scientific Progress & Innovations, no. 4, Dec. 2012, pp. 88-89, doi:10.31210/visnyk2012.04.22.