Sotvoldiyev Muzaffar Zaynobidin ugli. “WHOOPING COUGH: EPIDEMIOLOGY, BIOLOGICAL PROPERTIES OF BORDETELLA PERTUSSIS”. Journal of Applied Science and Social Science, vol. 14, no. 09, Oct. 2024, pp. 196-8, https://www.internationaljournal.co.in/index.php/jasass/article/view/281.