Kurashvili, Maka, and Elza Nikoleishvili. “Influence of Air Pollution on the Frequency of Pathology of Upper Respiratory Tract and Characteristics of Its Progress ”. Caucasus Journal of Health Sciences and Public Health, vol. 2, no. 2, June 2018, https://caucasushealth.ug.edu.ge/index.php/caucasushealth/article/view/185.