“COVID-19 LOWER CASE FATALITY RATE IN THE HIGH ALTITUDES CITIES OF BOLIVIA, COLOMBIA, ECUADOR, MEXICO, AND PERU: POSSIBLE PHYSIOLOGICAL AND ENVIRONMENTAL CAUSES”. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE KYRGYZ REPUBLIC, no. 6, Sept. 2022, pp. 132-3, https://journal.uia.gov.kg/index.php/main/article/view/191.